2231580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2861}}^1$

素因数の和:2886

約数の個数: 48

約数和(自身を含む): 6731424

約数和(自身を除く): 4499844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 2861, 5722, 8583, 11444, 14305, 17166, 28610, 34332, 37193, 42915, 57220, 74386, 85830, 111579, 148772, 171660, 185965, 223158, 371930, 446316, 557895, 743860, 1115790, 2231580]

約数ペア:

[(1, 2231580), (2, 1115790), (3, 743860), (4, 557895), (5, 446316), (6, 371930), (10, 223158), (12, 185965), (13, 171660), (15, 148772), (20, 111579), (26, 85830), (30, 74386), (39, 57220), (52, 42915), (60, 37193), (65, 34332), (78, 28610), (130, 17166), (156, 14305), (195, 11444), (260, 8583), (390, 5722), (780, 2861)]