7273840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:470

約数の個数: 80

約数和(自身を含む): 19998720

約数和(自身を除く): 12724880

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, 419, 434, 496, 560, 620, 838, 868, 1085, 1240, 1676, 1736, 2095, 2170, 2480, 2933, 3352, 3472, 4190, 4340, 5866, 6704, 8380, 8680, 11732, 12989, 14665, 16760, 17360, 23464, 25978, 29330, 33520, 46928, 51956, 58660, 64945, 90923, 103912, 117320, 129890, 181846, 207824, 234640, 259780, 363692, 454615, 519560, 727384, 909230, 1039120, 1454768, 1818460, 3636920, 7273840]

約数ペア:

[(1, 7273840), (2, 3636920), (4, 1818460), (5, 1454768), (7, 1039120), (8, 909230), (10, 727384), (14, 519560), (16, 454615), (20, 363692), (28, 259780), (31, 234640), (35, 207824), (40, 181846), (56, 129890), (62, 117320), (70, 103912), (80, 90923), (112, 64945), (124, 58660), (140, 51956), (155, 46928), (217, 33520), (248, 29330), (280, 25978), (310, 23464), (419, 17360), (434, 16760), (496, 14665), (560, 12989), (620, 11732), (838, 8680), (868, 8380), (1085, 6704), (1240, 5866), (1676, 4340), (1736, 4190), (2095, 3472), (2170, 3352), (2480, 2933)]