20121746430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{1193}}^1\times {\mathrm{3581}}^1$

素因数の和:4941

約数の個数: 64

約数和(自身を含む): 48654105408

約数和(自身を除く): 28532358978

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 157, 314, 471, 785, 942, 1193, 1570, 2355, 2386, 3579, 3581, 4710, 5965, 7158, 7162, 10743, 11930, 17895, 17905, 21486, 35790, 35810, 53715, 107430, 187301, 374602, 561903, 562217, 936505, 1123806, 1124434, 1686651, 1873010, 2809515, 2811085, 3373302, 4272133, 5619030, 5622170, 8433255, 8544266, 12816399, 16866510, 21360665, 25632798, 42721330, 64081995, 128163990, 670724881, 1341449762, 2012174643, 3353624405, 4024349286, 6707248810, 10060873215, 20121746430]

約数ペア:

[(1, 20121746430), (2, 10060873215), (3, 6707248810), (5, 4024349286), (6, 3353624405), (10, 2012174643), (15, 1341449762), (30, 670724881), (157, 128163990), (314, 64081995), (471, 42721330), (785, 25632798), (942, 21360665), (1193, 16866510), (1570, 12816399), (2355, 8544266), (2386, 8433255), (3579, 5622170), (3581, 5619030), (4710, 4272133), (5965, 3373302), (7158, 2811085), (7162, 2809515), (10743, 1873010), (11930, 1686651), (17895, 1124434), (17905, 1123806), (21486, 936505), (35790, 562217), (35810, 561903), (53715, 374602), (107430, 187301)]