123655020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{29027}}^1$

素因数の和:29110

約数の個数: 48

約数和(自身を含む): 351122688

約数和(自身を除く): 227467668

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 71, 142, 213, 284, 355, 426, 710, 852, 1065, 1420, 2130, 4260, 29027, 58054, 87081, 116108, 145135, 174162, 290270, 348324, 435405, 580540, 870810, 1741620, 2060917, 4121834, 6182751, 8243668, 10304585, 12365502, 20609170, 24731004, 30913755, 41218340, 61827510, 123655020]

約数ペア:

[(1, 123655020), (2, 61827510), (3, 41218340), (4, 30913755), (5, 24731004), (6, 20609170), (10, 12365502), (12, 10304585), (15, 8243668), (20, 6182751), (30, 4121834), (60, 2060917), (71, 1741620), (142, 870810), (213, 580540), (284, 435405), (355, 348324), (426, 290270), (710, 174162), (852, 145135), (1065, 116108), (1420, 87081), (2130, 58054), (4260, 29027)]