2021902300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{439}}^1$

素因数の和:596

約数の個数: 144

約数和(自身を含む): 4949683200

約数和(自身を除く): 2927780900

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 53, 55, 79, 100, 106, 110, 158, 212, 220, 265, 275, 316, 395, 439, 530, 550, 583, 790, 869, 878, 1060, 1100, 1166, 1325, 1580, 1738, 1756, 1975, 2195, 2332, 2650, 2915, 3476, 3950, 4187, 4345, 4390, 4829, 5300, 5830, 7900, 8374, 8690, 8780, 9658, 10975, 11660, 14575, 16748, 17380, 19316, 20935, 21725, 21950, 23267, 24145, 29150, 34681, 41870, 43450, 43900, 46057, 46534, 48290, 58300, 69362, 83740, 86900, 92114, 93068, 96580, 104675, 116335, 120725, 138724, 173405, 184228, 209350, 230285, 232670, 241450, 255937, 346810, 381491, 418700, 460570, 465340, 482900, 511874, 581675, 693620, 762982, 867025, 921140, 1023748, 1151425, 1163350, 1279685, 1525964, 1734050, 1838093, 1907455, 2302850, 2326700, 2559370, 3468100, 3676186, 3814910, 4605700, 5118740, 6398425, 7352372, 7629820, 9190465, 9537275, 12796850, 18380930, 19074550, 20219023, 25593700, 36761860, 38149100, 40438046, 45952325, 80876092, 91904650, 101095115, 183809300, 202190230, 404380460, 505475575, 1010951150, 2021902300]

約数ペア:

[(1, 2021902300), (2, 1010951150), (4, 505475575), (5, 404380460), (10, 202190230), (11, 183809300), (20, 101095115), (22, 91904650), (25, 80876092), (44, 45952325), (50, 40438046), (53, 38149100), (55, 36761860), (79, 25593700), (100, 20219023), (106, 19074550), (110, 18380930), (158, 12796850), (212, 9537275), (220, 9190465), (265, 7629820), (275, 7352372), (316, 6398425), (395, 5118740), (439, 4605700), (530, 3814910), (550, 3676186), (583, 3468100), (790, 2559370), (869, 2326700), (878, 2302850), (1060, 1907455), (1100, 1838093), (1166, 1734050), (1325, 1525964), (1580, 1279685), (1738, 1163350), (1756, 1151425), (1975, 1023748), (2195, 921140), (2332, 867025), (2650, 762982), (2915, 693620), (3476, 581675), (3950, 511874), (4187, 482900), (4345, 465340), (4390, 460570), (4829, 418700), (5300, 381491), (5830, 346810), (7900, 255937), (8374, 241450), (8690, 232670), (8780, 230285), (9658, 209350), (10975, 184228), (11660, 173405), (14575, 138724), (16748, 120725), (17380, 116335), (19316, 104675), (20935, 96580), (21725, 93068), (21950, 92114), (23267, 86900), (24145, 83740), (29150, 69362), (34681, 58300), (41870, 48290), (43450, 46534), (43900, 46057)]