920080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:104

約数の個数: 80

約数和(自身を含む): 2571264

約数和(自身を除く): 1651184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 31, 35, 40, 53, 56, 62, 70, 80, 106, 112, 124, 140, 155, 212, 217, 248, 265, 280, 310, 371, 424, 434, 496, 530, 560, 620, 742, 848, 868, 1060, 1085, 1240, 1484, 1643, 1736, 1855, 2120, 2170, 2480, 2968, 3286, 3472, 3710, 4240, 4340, 5936, 6572, 7420, 8215, 8680, 11501, 13144, 14840, 16430, 17360, 23002, 26288, 29680, 32860, 46004, 57505, 65720, 92008, 115010, 131440, 184016, 230020, 460040, 920080]

約数ペア:

[(1, 920080), (2, 460040), (4, 230020), (5, 184016), (7, 131440), (8, 115010), (10, 92008), (14, 65720), (16, 57505), (20, 46004), (28, 32860), (31, 29680), (35, 26288), (40, 23002), (53, 17360), (56, 16430), (62, 14840), (70, 13144), (80, 11501), (106, 8680), (112, 8215), (124, 7420), (140, 6572), (155, 5936), (212, 4340), (217, 4240), (248, 3710), (265, 3472), (280, 3286), (310, 2968), (371, 2480), (424, 2170), (434, 2120), (496, 1855), (530, 1736), (560, 1643), (620, 1484), (742, 1240), (848, 1085), (868, 1060)]