28738380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43543}}^1$

素因数の和:43566

約数の個数: 48

約数和(自身を含む): 87784704

約数和(自身を除く): 59046324

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 43543, 87086, 130629, 174172, 217715, 261258, 435430, 478973, 522516, 653145, 870860, 957946, 1306290, 1436919, 1915892, 2394865, 2612580, 2873838, 4789730, 5747676, 7184595, 9579460, 14369190, 28738380]

約数ペア:

[(1, 28738380), (2, 14369190), (3, 9579460), (4, 7184595), (5, 5747676), (6, 4789730), (10, 2873838), (11, 2612580), (12, 2394865), (15, 1915892), (20, 1436919), (22, 1306290), (30, 957946), (33, 870860), (44, 653145), (55, 522516), (60, 478973), (66, 435430), (110, 261258), (132, 217715), (165, 174172), (220, 130629), (330, 87086), (660, 43543)]