20176028360

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{15277}}^1$

素因数の和:15666

約数の個数: 64

約数和(自身を含む): 45920167920

約数和(自身を除く): 25744139560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 241, 274, 482, 548, 685, 964, 1096, 1205, 1370, 1928, 2410, 2740, 4820, 5480, 9640, 15277, 30554, 33017, 61108, 66034, 76385, 122216, 132068, 152770, 165085, 264136, 305540, 330170, 611080, 660340, 1320680, 2092949, 3681757, 4185898, 7363514, 8371796, 10464745, 14727028, 16743592, 18408785, 20929490, 29454056, 36817570, 41858980, 73635140, 83717960, 147270280, 504400709, 1008801418, 2017602836, 2522003545, 4035205672, 5044007090, 10088014180, 20176028360]

約数ペア:

[(1, 20176028360), (2, 10088014180), (4, 5044007090), (5, 4035205672), (8, 2522003545), (10, 2017602836), (20, 1008801418), (40, 504400709), (137, 147270280), (241, 83717960), (274, 73635140), (482, 41858980), (548, 36817570), (685, 29454056), (964, 20929490), (1096, 18408785), (1205, 16743592), (1370, 14727028), (1928, 10464745), (2410, 8371796), (2740, 7363514), (4820, 4185898), (5480, 3681757), (9640, 2092949), (15277, 1320680), (30554, 660340), (33017, 611080), (61108, 330170), (66034, 305540), (76385, 264136), (122216, 165085), (132068, 152770)]