1115660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{613}}^1$

素因数の和:642

約数の個数: 48

約数和(自身を含む): 2888256

約数和(自身を除く): 1772596

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 613, 910, 1226, 1820, 2452, 3065, 4291, 6130, 7969, 8582, 12260, 15938, 17164, 21455, 31876, 39845, 42910, 55783, 79690, 85820, 111566, 159380, 223132, 278915, 557830, 1115660]

約数ペア:

[(1, 1115660), (2, 557830), (4, 278915), (5, 223132), (7, 159380), (10, 111566), (13, 85820), (14, 79690), (20, 55783), (26, 42910), (28, 39845), (35, 31876), (52, 21455), (65, 17164), (70, 15938), (91, 12260), (130, 8582), (140, 7969), (182, 6130), (260, 4291), (364, 3065), (455, 2452), (613, 1820), (910, 1226)]