20454760980

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{565361}}^1$

素因数の和:565446

約数の個数: 96

約数和(自身を含む): 64586954880

約数和(自身を除く): 44132193900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 67, 90, 108, 134, 135, 180, 201, 268, 270, 335, 402, 540, 603, 670, 804, 1005, 1206, 1340, 1809, 2010, 2412, 3015, 3618, 4020, 6030, 7236, 9045, 12060, 18090, 36180, 565361, 1130722, 1696083, 2261444, 2826805, 3392166, 5088249, 5653610, 6784332, 8480415, 10176498, 11307220, 15264747, 16960830, 20352996, 25441245, 30529494, 33921660, 37879187, 50882490, 61058988, 75758374, 76323735, 101764980, 113637561, 151516748, 152647470, 189395935, 227275122, 305294940, 340912683, 378791870, 454550244, 568187805, 681825366, 757583740, 1022738049, 1136375610, 1363650732, 1704563415, 2045476098, 2272751220, 3409126830, 4090952196, 5113690245, 6818253660, 10227380490, 20454760980]

約数ペア:

[(1, 20454760980), (2, 10227380490), (3, 6818253660), (4, 5113690245), (5, 4090952196), (6, 3409126830), (9, 2272751220), (10, 2045476098), (12, 1704563415), (15, 1363650732), (18, 1136375610), (20, 1022738049), (27, 757583740), (30, 681825366), (36, 568187805), (45, 454550244), (54, 378791870), (60, 340912683), (67, 305294940), (90, 227275122), (108, 189395935), (134, 152647470), (135, 151516748), (180, 113637561), (201, 101764980), (268, 76323735), (270, 75758374), (335, 61058988), (402, 50882490), (540, 37879187), (603, 33921660), (670, 30529494), (804, 25441245), (1005, 20352996), (1206, 16960830), (1340, 15264747), (1809, 11307220), (2010, 10176498), (2412, 8480415), (3015, 6784332), (3618, 5653610), (4020, 5088249), (6030, 3392166), (7236, 2826805), (9045, 2261444), (12060, 1696083), (18090, 1130722), (36180, 565361)]