39115990

素因数分解:

$2^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{263}}^1$

素因数の和:516

約数の個数: 32

約数和(自身を含む): 71850240

約数和(自身を除く): 32734250

約数列:

[1, 2, 5, 10, 107, 139, 214, 263, 278, 526, 535, 695, 1070, 1315, 1390, 2630, 14873, 28141, 29746, 36557, 56282, 73114, 74365, 140705, 148730, 182785, 281410, 365570, 3911599, 7823198, 19557995, 39115990]

約数ペア:

[(1, 39115990), (2, 19557995), (5, 7823198), (10, 3911599), (107, 365570), (139, 281410), (214, 182785), (263, 148730), (278, 140705), (526, 74365), (535, 73114), (695, 56282), (1070, 36557), (1315, 29746), (1390, 28141), (2630, 14873)]