15872990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9859}}^1$

素因数の和:9896

約数の個数: 32

約数和(自身を含む): 34076160

約数和(自身を除く): 18203170

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 70, 115, 161, 230, 322, 805, 1610, 9859, 19718, 49295, 69013, 98590, 138026, 226757, 345065, 453514, 690130, 1133785, 1587299, 2267570, 3174598, 7936495, 15872990]

約数ペア:

[(1, 15872990), (2, 7936495), (5, 3174598), (7, 2267570), (10, 1587299), (14, 1133785), (23, 690130), (35, 453514), (46, 345065), (70, 226757), (115, 138026), (161, 98590), (230, 69013), (322, 49295), (805, 19718), (1610, 9859)]