42817640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{1063}}^1$

素因数の和:1146

約数の個数: 64

約数和(自身を含む): 103420800

約数和(自身を除く): 60603160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 53, 76, 95, 106, 152, 190, 212, 265, 380, 424, 530, 760, 1007, 1060, 1063, 2014, 2120, 2126, 4028, 4252, 5035, 5315, 8056, 8504, 10070, 10630, 20140, 20197, 21260, 40280, 40394, 42520, 56339, 80788, 100985, 112678, 161576, 201970, 225356, 281695, 403940, 450712, 563390, 807880, 1070441, 1126780, 2140882, 2253560, 4281764, 5352205, 8563528, 10704410, 21408820, 42817640]

約数ペア:

[(1, 42817640), (2, 21408820), (4, 10704410), (5, 8563528), (8, 5352205), (10, 4281764), (19, 2253560), (20, 2140882), (38, 1126780), (40, 1070441), (53, 807880), (76, 563390), (95, 450712), (106, 403940), (152, 281695), (190, 225356), (212, 201970), (265, 161576), (380, 112678), (424, 100985), (530, 80788), (760, 56339), (1007, 42520), (1060, 40394), (1063, 40280), (2014, 21260), (2120, 20197), (2126, 20140), (4028, 10630), (4252, 10070), (5035, 8504), (5315, 8056)]