54413240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{521}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 140564160

約数和(自身を除く): 86150920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 373, 521, 746, 1042, 1492, 1865, 2084, 2605, 2611, 2984, 3647, 3730, 4168, 5210, 5222, 7294, 7460, 10420, 10444, 13055, 14588, 14920, 18235, 20840, 20888, 26110, 29176, 36470, 52220, 72940, 104440, 145880, 194333, 388666, 777332, 971665, 1360331, 1554664, 1943330, 2720662, 3886660, 5441324, 6801655, 7773320, 10882648, 13603310, 27206620, 54413240]

約数ペア:

[(1, 54413240), (2, 27206620), (4, 13603310), (5, 10882648), (7, 7773320), (8, 6801655), (10, 5441324), (14, 3886660), (20, 2720662), (28, 1943330), (35, 1554664), (40, 1360331), (56, 971665), (70, 777332), (140, 388666), (280, 194333), (373, 145880), (521, 104440), (746, 72940), (1042, 52220), (1492, 36470), (1865, 29176), (2084, 26110), (2605, 20888), (2611, 20840), (2984, 18235), (3647, 14920), (3730, 14588), (4168, 13055), (5210, 10444), (5222, 10420), (7294, 7460)]