8002960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:512

約数の個数: 80

約数和(自身を含む): 21998592

約数和(自身を除く): 13995632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 56, 62, 70, 80, 112, 124, 140, 155, 217, 248, 280, 310, 434, 461, 496, 560, 620, 868, 922, 1085, 1240, 1736, 1844, 2170, 2305, 2480, 3227, 3472, 3688, 4340, 4610, 6454, 7376, 8680, 9220, 12908, 14291, 16135, 17360, 18440, 25816, 28582, 32270, 36880, 51632, 57164, 64540, 71455, 100037, 114328, 129080, 142910, 200074, 228656, 258160, 285820, 400148, 500185, 571640, 800296, 1000370, 1143280, 1600592, 2000740, 4001480, 8002960]

約数ペア:

[(1, 8002960), (2, 4001480), (4, 2000740), (5, 1600592), (7, 1143280), (8, 1000370), (10, 800296), (14, 571640), (16, 500185), (20, 400148), (28, 285820), (31, 258160), (35, 228656), (40, 200074), (56, 142910), (62, 129080), (70, 114328), (80, 100037), (112, 71455), (124, 64540), (140, 57164), (155, 51632), (217, 36880), (248, 32270), (280, 28582), (310, 25816), (434, 18440), (461, 17360), (496, 16135), (560, 14291), (620, 12908), (868, 9220), (922, 8680), (1085, 7376), (1240, 6454), (1736, 4610), (1844, 4340), (2170, 3688), (2305, 3472), (2480, 3227)]