27154760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{359}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 64281600

約数和(自身を除く): 37126840

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 61, 62, 122, 124, 155, 244, 248, 305, 310, 359, 488, 610, 620, 718, 1220, 1240, 1436, 1795, 1891, 2440, 2872, 3590, 3782, 7180, 7564, 9455, 11129, 14360, 15128, 18910, 21899, 22258, 37820, 43798, 44516, 55645, 75640, 87596, 89032, 109495, 111290, 175192, 218990, 222580, 437980, 445160, 678869, 875960, 1357738, 2715476, 3394345, 5430952, 6788690, 13577380, 27154760]

約数ペア:

[(1, 27154760), (2, 13577380), (4, 6788690), (5, 5430952), (8, 3394345), (10, 2715476), (20, 1357738), (31, 875960), (40, 678869), (61, 445160), (62, 437980), (122, 222580), (124, 218990), (155, 175192), (244, 111290), (248, 109495), (305, 89032), (310, 87596), (359, 75640), (488, 55645), (610, 44516), (620, 43798), (718, 37820), (1220, 22258), (1240, 21899), (1436, 18910), (1795, 15128), (1891, 14360), (2440, 11129), (2872, 9455), (3590, 7564), (3782, 7180)]