20041554870

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2394451}}^1$

素因数の和:2394498

約数の個数: 64

約数和(自身を含む): 55168174080

約数和(自身を除く): 35126619210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 837, 930, 1395, 1674, 2790, 4185, 8370, 2394451, 4788902, 7183353, 11972255, 14366706, 21550059, 23944510, 35916765, 43100118, 64650177, 71833530, 74227981, 107750295, 129300354, 148455962, 215500590, 222683943, 323250885, 371139905, 445367886, 646501770, 668051829, 742279810, 1113419715, 1336103658, 2004155487, 2226839430, 3340259145, 4008310974, 6680518290, 10020777435, 20041554870]

約数ペア:

[(1, 20041554870), (2, 10020777435), (3, 6680518290), (5, 4008310974), (6, 3340259145), (9, 2226839430), (10, 2004155487), (15, 1336103658), (18, 1113419715), (27, 742279810), (30, 668051829), (31, 646501770), (45, 445367886), (54, 371139905), (62, 323250885), (90, 222683943), (93, 215500590), (135, 148455962), (155, 129300354), (186, 107750295), (270, 74227981), (279, 71833530), (310, 64650177), (465, 43100118), (558, 35916765), (837, 23944510), (930, 21550059), (1395, 14366706), (1674, 11972255), (2790, 7183353), (4185, 4788902), (8370, 2394451)]