2780452960

素因数分解:

$2^5\times 5^1\times {\mathrm{331}}^1\times {\mathrm{52501}}^1$

素因数の和:52847

約数の個数: 48

約数和(自身を含む): 6588790992

約数和(自身を除く): 3808338032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 331, 662, 1324, 1655, 2648, 3310, 5296, 6620, 10592, 13240, 26480, 52501, 52960, 105002, 210004, 262505, 420008, 525010, 840016, 1050020, 1680032, 2100040, 4200080, 8400160, 17377831, 34755662, 69511324, 86889155, 139022648, 173778310, 278045296, 347556620, 556090592, 695113240, 1390226480, 2780452960]

約数ペア:

[(1, 2780452960), (2, 1390226480), (4, 695113240), (5, 556090592), (8, 347556620), (10, 278045296), (16, 173778310), (20, 139022648), (32, 86889155), (40, 69511324), (80, 34755662), (160, 17377831), (331, 8400160), (662, 4200080), (1324, 2100040), (1655, 1680032), (2648, 1050020), (3310, 840016), (5296, 525010), (6620, 420008), (10592, 262505), (13240, 210004), (26480, 105002), (52501, 52960)]