20375370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1$

素因数の和:220

約数の個数: 96

約数和(自身を含む): 56010240

約数和(自身を除く): 35634870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 67, 90, 93, 109, 134, 155, 186, 201, 218, 279, 310, 327, 335, 402, 465, 545, 558, 603, 654, 670, 930, 981, 1005, 1090, 1206, 1395, 1635, 1962, 2010, 2077, 2790, 3015, 3270, 3379, 4154, 4905, 6030, 6231, 6758, 7303, 9810, 10137, 10385, 12462, 14606, 16895, 18693, 20274, 20770, 21909, 30411, 31155, 33790, 36515, 37386, 43818, 50685, 60822, 62310, 65727, 73030, 93465, 101370, 109545, 131454, 152055, 186930, 219090, 226393, 304110, 328635, 452786, 657270, 679179, 1131965, 1358358, 2037537, 2263930, 3395895, 4075074, 6791790, 10187685, 20375370]

約数ペア:

[(1, 20375370), (2, 10187685), (3, 6791790), (5, 4075074), (6, 3395895), (9, 2263930), (10, 2037537), (15, 1358358), (18, 1131965), (30, 679179), (31, 657270), (45, 452786), (62, 328635), (67, 304110), (90, 226393), (93, 219090), (109, 186930), (134, 152055), (155, 131454), (186, 109545), (201, 101370), (218, 93465), (279, 73030), (310, 65727), (327, 62310), (335, 60822), (402, 50685), (465, 43818), (545, 37386), (558, 36515), (603, 33790), (654, 31155), (670, 30411), (930, 21909), (981, 20770), (1005, 20274), (1090, 18693), (1206, 16895), (1395, 14606), (1635, 12462), (1962, 10385), (2010, 10137), (2077, 9810), (2790, 7303), (3015, 6758), (3270, 6231), (3379, 6030), (4154, 4905)]