1225353670040

素因数分解:

$2^3\times 5^1\times {\mathrm{1571}}^1\times {\mathrm{19499581}}^1$

素因数の和:19501163

約数の個数: 32

約数和(自身を含む): 2758800861360

約数和(自身を除く): 1533447191320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1571, 3142, 6284, 7855, 12568, 15710, 31420, 62840, 19499581, 38999162, 77998324, 97497905, 155996648, 194995810, 389991620, 779983240, 30633841751, 61267683502, 122535367004, 153169208755, 245070734008, 306338417510, 612676835020, 1225353670040]

約数ペア:

[(1, 1225353670040), (2, 612676835020), (4, 306338417510), (5, 245070734008), (8, 153169208755), (10, 122535367004), (20, 61267683502), (40, 30633841751), (1571, 779983240), (3142, 389991620), (6284, 194995810), (7855, 155996648), (12568, 97497905), (15710, 77998324), (31420, 38999162), (62840, 19499581)]