39121730

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:598

約数の個数: 32

約数和(自身を含む): 72025200

約数和(自身を除く): 32903470

約数列:

[1, 2, 5, 10, 89, 113, 178, 226, 389, 445, 565, 778, 890, 1130, 1945, 3890, 10057, 20114, 34621, 43957, 50285, 69242, 87914, 100570, 173105, 219785, 346210, 439570, 3912173, 7824346, 19560865, 39121730]

約数ペア:

[(1, 39121730), (2, 19560865), (5, 7824346), (10, 3912173), (89, 439570), (113, 346210), (178, 219785), (226, 173105), (389, 100570), (445, 87914), (565, 69242), (778, 50285), (890, 43957), (1130, 34621), (1945, 20114), (3890, 10057)]