145883780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{148861}}^1$

素因数の和:148884

約数の個数: 36

約数和(自身を含む): 356375628

約数和(自身を除く): 210491848

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 148861, 297722, 595444, 744305, 1042027, 1488610, 2084054, 2977220, 4168108, 5210135, 7294189, 10420270, 14588378, 20840540, 29176756, 36470945, 72941890, 145883780]

約数ペア:

[(1, 145883780), (2, 72941890), (4, 36470945), (5, 29176756), (7, 20840540), (10, 14588378), (14, 10420270), (20, 7294189), (28, 5210135), (35, 4168108), (49, 2977220), (70, 2084054), (98, 1488610), (140, 1042027), (196, 744305), (245, 595444), (490, 297722), (980, 148861)]