684567080

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{2357}}^1$

素因数の和:2558

約数の個数: 64

約数和(自身を含む): 1581463440

約数和(自身を除く): 896896360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 137, 212, 265, 274, 424, 530, 548, 685, 1060, 1096, 1370, 2120, 2357, 2740, 4714, 5480, 7261, 9428, 11785, 14522, 18856, 23570, 29044, 36305, 47140, 58088, 72610, 94280, 124921, 145220, 249842, 290440, 322909, 499684, 624605, 645818, 999368, 1249210, 1291636, 1614545, 2498420, 2583272, 3229090, 4996840, 6458180, 12916360, 17114177, 34228354, 68456708, 85570885, 136913416, 171141770, 342283540, 684567080]

約数ペア:

[(1, 684567080), (2, 342283540), (4, 171141770), (5, 136913416), (8, 85570885), (10, 68456708), (20, 34228354), (40, 17114177), (53, 12916360), (106, 6458180), (137, 4996840), (212, 3229090), (265, 2583272), (274, 2498420), (424, 1614545), (530, 1291636), (548, 1249210), (685, 999368), (1060, 645818), (1096, 624605), (1370, 499684), (2120, 322909), (2357, 290440), (2740, 249842), (4714, 145220), (5480, 124921), (7261, 94280), (9428, 72610), (11785, 58088), (14522, 47140), (18856, 36305), (23570, 29044)]