2013960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1291}}^1$

素因数の和:1318

約数の個数: 64

約数和(自身を含む): 6511680

約数和(自身を除く): 4497720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 78, 104, 120, 130, 156, 195, 260, 312, 390, 520, 780, 1291, 1560, 2582, 3873, 5164, 6455, 7746, 10328, 12910, 15492, 16783, 19365, 25820, 30984, 33566, 38730, 50349, 51640, 67132, 77460, 83915, 100698, 134264, 154920, 167830, 201396, 251745, 335660, 402792, 503490, 671320, 1006980, 2013960]

約数ペア:

[(1, 2013960), (2, 1006980), (3, 671320), (4, 503490), (5, 402792), (6, 335660), (8, 251745), (10, 201396), (12, 167830), (13, 154920), (15, 134264), (20, 100698), (24, 83915), (26, 77460), (30, 67132), (39, 51640), (40, 50349), (52, 38730), (60, 33566), (65, 30984), (78, 25820), (104, 19365), (120, 16783), (130, 15492), (156, 12910), (195, 10328), (260, 7746), (312, 6455), (390, 5164), (520, 3873), (780, 2582), (1291, 1560)]