20260980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3631}}^1$

素因数の和:3677

約数の個数: 72

約数和(自身を含む): 63458304

約数和(自身を除く): 43197324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 3631, 5580, 7262, 10893, 14524, 18155, 21786, 32679, 36310, 43572, 54465, 65358, 72620, 108930, 112561, 130716, 163395, 217860, 225122, 326790, 337683, 450244, 562805, 653580, 675366, 1013049, 1125610, 1350732, 1688415, 2026098, 2251220, 3376830, 4052196, 5065245, 6753660, 10130490, 20260980]

約数ペア:

[(1, 20260980), (2, 10130490), (3, 6753660), (4, 5065245), (5, 4052196), (6, 3376830), (9, 2251220), (10, 2026098), (12, 1688415), (15, 1350732), (18, 1125610), (20, 1013049), (30, 675366), (31, 653580), (36, 562805), (45, 450244), (60, 337683), (62, 326790), (90, 225122), (93, 217860), (124, 163395), (155, 130716), (180, 112561), (186, 108930), (279, 72620), (310, 65358), (372, 54465), (465, 43572), (558, 36310), (620, 32679), (930, 21786), (1116, 18155), (1395, 14524), (1860, 10893), (2790, 7262), (3631, 5580)]