8315440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:530

約数の個数: 80

約数和(自身を含む): 22855680

約数和(自身を除く): 14540240

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, 479, 496, 560, 620, 868, 958, 1085, 1240, 1736, 1916, 2170, 2395, 2480, 3353, 3472, 3832, 4340, 4790, 6706, 7664, 8680, 9580, 13412, 14849, 16765, 17360, 19160, 26824, 29698, 33530, 38320, 53648, 59396, 67060, 74245, 103943, 118792, 134120, 148490, 207886, 237584, 268240, 296980, 415772, 519715, 593960, 831544, 1039430, 1187920, 1663088, 2078860, 4157720, 8315440]

約数ペア:

[(1, 8315440), (2, 4157720), (4, 2078860), (5, 1663088), (7, 1187920), (8, 1039430), (10, 831544), (14, 593960), (16, 519715), (20, 415772), (28, 296980), (31, 268240), (35, 237584), (40, 207886), (56, 148490), (62, 134120), (70, 118792), (80, 103943), (112, 74245), (124, 67060), (140, 59396), (155, 53648), (217, 38320), (248, 33530), (280, 29698), (310, 26824), (434, 19160), (479, 17360), (496, 16765), (560, 14849), (620, 13412), (868, 9580), (958, 8680), (1085, 7664), (1240, 6706), (1736, 4790), (1916, 4340), (2170, 3832), (2395, 3472), (2480, 3353)]