20411550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{67}}^1\times {\mathrm{677}}^1$

素因数の和:762

約数の個数: 72

約数和(自身を含む): 55739736

約数和(自身を除く): 35328186

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 67, 75, 90, 134, 150, 201, 225, 335, 402, 450, 603, 670, 677, 1005, 1206, 1354, 1675, 2010, 2031, 3015, 3350, 3385, 4062, 5025, 6030, 6093, 6770, 10050, 10155, 12186, 15075, 16925, 20310, 30150, 30465, 33850, 45359, 50775, 60930, 90718, 101550, 136077, 152325, 226795, 272154, 304650, 408231, 453590, 680385, 816462, 1133975, 1360770, 2041155, 2267950, 3401925, 4082310, 6803850, 10205775, 20411550]

約数ペア:

[(1, 20411550), (2, 10205775), (3, 6803850), (5, 4082310), (6, 3401925), (9, 2267950), (10, 2041155), (15, 1360770), (18, 1133975), (25, 816462), (30, 680385), (45, 453590), (50, 408231), (67, 304650), (75, 272154), (90, 226795), (134, 152325), (150, 136077), (201, 101550), (225, 90718), (335, 60930), (402, 50775), (450, 45359), (603, 33850), (670, 30465), (677, 30150), (1005, 20310), (1206, 16925), (1354, 15075), (1675, 12186), (2010, 10155), (2031, 10050), (3015, 6770), (3350, 6093), (3385, 6030), (4062, 5025)]