2173989080

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{4049}}^1$

素因数の和:4524

約数の個数: 64

約数和(自身を含む): 5062176000

約数和(自身を除く): 2888186920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 433, 620, 866, 1240, 1732, 2165, 3464, 4049, 4330, 8098, 8660, 13423, 16196, 17320, 20245, 26846, 32392, 40490, 53692, 67115, 80980, 107384, 125519, 134230, 161960, 251038, 268460, 502076, 536920, 627595, 1004152, 1255190, 1753217, 2510380, 3506434, 5020760, 7012868, 8766085, 14025736, 17532170, 35064340, 54349727, 70128680, 108699454, 217398908, 271748635, 434797816, 543497270, 1086994540, 2173989080]

約数ペア:

[(1, 2173989080), (2, 1086994540), (4, 543497270), (5, 434797816), (8, 271748635), (10, 217398908), (20, 108699454), (31, 70128680), (40, 54349727), (62, 35064340), (124, 17532170), (155, 14025736), (248, 8766085), (310, 7012868), (433, 5020760), (620, 3506434), (866, 2510380), (1240, 1753217), (1732, 1255190), (2165, 1004152), (3464, 627595), (4049, 536920), (4330, 502076), (8098, 268460), (8660, 251038), (13423, 161960), (16196, 134230), (17320, 125519), (20245, 107384), (26846, 80980), (32392, 67115), (40490, 53692)]