90894940

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{1087}}^1$

素因数の和:1246

約数の個数: 48

約数和(自身を含む): 197955072

約数和(自身を除く): 107060132

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 113, 148, 185, 226, 370, 452, 565, 740, 1087, 1130, 2174, 2260, 4181, 4348, 5435, 8362, 10870, 16724, 20905, 21740, 40219, 41810, 80438, 83620, 122831, 160876, 201095, 245662, 402190, 491324, 614155, 804380, 1228310, 2456620, 4544747, 9089494, 18178988, 22723735, 45447470, 90894940]

約数ペア:

[(1, 90894940), (2, 45447470), (4, 22723735), (5, 18178988), (10, 9089494), (20, 4544747), (37, 2456620), (74, 1228310), (113, 804380), (148, 614155), (185, 491324), (226, 402190), (370, 245662), (452, 201095), (565, 160876), (740, 122831), (1087, 83620), (1130, 80438), (2174, 41810), (2260, 40219), (4181, 21740), (4348, 20905), (5435, 16724), (8362, 10870)]