2972840

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5717}}^1$

素因数の和:5741

約数の個数: 32

約数和(自身を含む): 7204680

約数和(自身を除く): 4231840

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 5717, 11434, 22868, 28585, 45736, 57170, 74321, 114340, 148642, 228680, 297284, 371605, 594568, 743210, 1486420, 2972840]

約数ペア:

[(1, 2972840), (2, 1486420), (4, 743210), (5, 594568), (8, 371605), (10, 297284), (13, 228680), (20, 148642), (26, 114340), (40, 74321), (52, 57170), (65, 45736), (104, 28585), (130, 22868), (260, 11434), (520, 5717)]