9011320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:268

約数の個数: 64

約数和(自身を含む): 21772800

約数和(自身を除く): 12761480

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 71, 76, 95, 142, 152, 167, 190, 284, 334, 355, 380, 568, 668, 710, 760, 835, 1336, 1349, 1420, 1670, 2698, 2840, 3173, 3340, 5396, 6346, 6680, 6745, 10792, 11857, 12692, 13490, 15865, 23714, 25384, 26980, 31730, 47428, 53960, 59285, 63460, 94856, 118570, 126920, 225283, 237140, 450566, 474280, 901132, 1126415, 1802264, 2252830, 4505660, 9011320]

約数ペア:

[(1, 9011320), (2, 4505660), (4, 2252830), (5, 1802264), (8, 1126415), (10, 901132), (19, 474280), (20, 450566), (38, 237140), (40, 225283), (71, 126920), (76, 118570), (95, 94856), (142, 63460), (152, 59285), (167, 53960), (190, 47428), (284, 31730), (334, 26980), (355, 25384), (380, 23714), (568, 15865), (668, 13490), (710, 12692), (760, 11857), (835, 10792), (1336, 6745), (1349, 6680), (1420, 6346), (1670, 5396), (2698, 3340), (2840, 3173)]