2079555920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{28163}}^1$

素因数の和:28260

約数の個数: 80

約数和(自身を含む): 5280412032

約数和(自身を除く): 3200856112

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 71, 80, 104, 130, 142, 208, 260, 284, 355, 520, 568, 710, 923, 1040, 1136, 1420, 1846, 2840, 3692, 4615, 5680, 7384, 9230, 14768, 18460, 28163, 36920, 56326, 73840, 112652, 140815, 225304, 281630, 366119, 450608, 563260, 732238, 1126520, 1464476, 1830595, 1999573, 2253040, 2928952, 3661190, 3999146, 5857904, 7322380, 7998292, 9997865, 14644760, 15996584, 19995730, 25994449, 29289520, 31993168, 39991460, 51988898, 79982920, 103977796, 129972245, 159965840, 207955592, 259944490, 415911184, 519888980, 1039777960, 2079555920]

約数ペア:

[(1, 2079555920), (2, 1039777960), (4, 519888980), (5, 415911184), (8, 259944490), (10, 207955592), (13, 159965840), (16, 129972245), (20, 103977796), (26, 79982920), (40, 51988898), (52, 39991460), (65, 31993168), (71, 29289520), (80, 25994449), (104, 19995730), (130, 15996584), (142, 14644760), (208, 9997865), (260, 7998292), (284, 7322380), (355, 5857904), (520, 3999146), (568, 3661190), (710, 2928952), (923, 2253040), (1040, 1999573), (1136, 1830595), (1420, 1464476), (1846, 1126520), (2840, 732238), (3692, 563260), (4615, 450608), (5680, 366119), (7384, 281630), (9230, 225304), (14768, 140815), (18460, 112652), (28163, 73840), (36920, 56326)]