2912981260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{73523}}^1$

素因数の和:73822

約数の個数: 48

約数和(自身を含む): 7015954176

約数和(自身を除く): 4102972916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1981, 2830, 3962, 5660, 7924, 9905, 19810, 39620, 73523, 147046, 294092, 367615, 514661, 735230, 1029322, 1470460, 2058644, 2573305, 5146610, 10293220, 20807009, 41614018, 83228036, 104035045, 145649063, 208070090, 291298126, 416140180, 582596252, 728245315, 1456490630, 2912981260]

約数ペア:

[(1, 2912981260), (2, 1456490630), (4, 728245315), (5, 582596252), (7, 416140180), (10, 291298126), (14, 208070090), (20, 145649063), (28, 104035045), (35, 83228036), (70, 41614018), (140, 20807009), (283, 10293220), (566, 5146610), (1132, 2573305), (1415, 2058644), (1981, 1470460), (2830, 1029322), (3962, 735230), (5660, 514661), (7924, 367615), (9905, 294092), (19810, 147046), (39620, 73523)]