20602710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 37017450

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 30, 37, 45, 46, 69, 74, 90, 111, 115, 138, 185, 207, 222, 230, 269, 333, 345, 370, 414, 538, 555, 666, 690, 807, 851, 1035, 1110, 1345, 1614, 1665, 1702, 2070, 2421, 2553, 2690, 3330, 4035, 4255, 4842, 5106, 6187, 7659, 8070, 8510, 9953, 12105, 12374, 12765, 15318, 18561, 19906, 24210, 25530, 29859, 30935, 37122, 38295, 49765, 55683, 59718, 61870, 76590, 89577, 92805, 99530, 111366, 149295, 179154, 185610, 228919, 278415, 298590, 447885, 457838, 556830, 686757, 895770, 1144595, 1373514, 2060271, 2289190, 3433785, 4120542, 6867570, 10301355, 20602710]

約数ペア:

[(1, 20602710), (2, 10301355), (3, 6867570), (5, 4120542), (6, 3433785), (9, 2289190), (10, 2060271), (15, 1373514), (18, 1144595), (23, 895770), (30, 686757), (37, 556830), (45, 457838), (46, 447885), (69, 298590), (74, 278415), (90, 228919), (111, 185610), (115, 179154), (138, 149295), (185, 111366), (207, 99530), (222, 92805), (230, 89577), (269, 76590), (333, 61870), (345, 59718), (370, 55683), (414, 49765), (538, 38295), (555, 37122), (666, 30935), (690, 29859), (807, 25530), (851, 24210), (1035, 19906), (1110, 18561), (1345, 15318), (1614, 12765), (1665, 12374), (1702, 12105), (2070, 9953), (2421, 8510), (2553, 8070), (2690, 7659), (3330, 6187), (4035, 5106), (4255, 4842)]