1401820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:83

約数の個数: 96

約数和(自身を含む): 3870720

約数和(自身を除く): 2468900

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 19, 20, 28, 31, 34, 35, 38, 62, 68, 70, 76, 85, 95, 119, 124, 133, 140, 155, 170, 190, 217, 238, 266, 310, 323, 340, 380, 434, 476, 527, 532, 589, 595, 620, 646, 665, 868, 1054, 1085, 1178, 1190, 1292, 1330, 1615, 2108, 2170, 2261, 2356, 2380, 2635, 2660, 2945, 3230, 3689, 4123, 4340, 4522, 5270, 5890, 6460, 7378, 8246, 9044, 10013, 10540, 11305, 11780, 14756, 16492, 18445, 20026, 20615, 22610, 36890, 40052, 41230, 45220, 50065, 70091, 73780, 82460, 100130, 140182, 200260, 280364, 350455, 700910, 1401820]

約数ペア:

[(1, 1401820), (2, 700910), (4, 350455), (5, 280364), (7, 200260), (10, 140182), (14, 100130), (17, 82460), (19, 73780), (20, 70091), (28, 50065), (31, 45220), (34, 41230), (35, 40052), (38, 36890), (62, 22610), (68, 20615), (70, 20026), (76, 18445), (85, 16492), (95, 14756), (119, 11780), (124, 11305), (133, 10540), (140, 10013), (155, 9044), (170, 8246), (190, 7378), (217, 6460), (238, 5890), (266, 5270), (310, 4522), (323, 4340), (340, 4123), (380, 3689), (434, 3230), (476, 2945), (527, 2660), (532, 2635), (589, 2380), (595, 2356), (620, 2261), (646, 2170), (665, 2108), (868, 1615), (1054, 1330), (1085, 1292), (1178, 1190)]