15678260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{1283}}^1$

素因数の和:1352

約数の個数: 48

約数和(自身を含む): 36239616

約数和(自身を除く): 20561356

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 1283, 2444, 2566, 3055, 5132, 6110, 6415, 12220, 12830, 16679, 25660, 33358, 60301, 66716, 83395, 120602, 166790, 241204, 301505, 333580, 603010, 783913, 1206020, 1567826, 3135652, 3919565, 7839130, 15678260]

約数ペア:

[(1, 15678260), (2, 7839130), (4, 3919565), (5, 3135652), (10, 1567826), (13, 1206020), (20, 783913), (26, 603010), (47, 333580), (52, 301505), (65, 241204), (94, 166790), (130, 120602), (188, 83395), (235, 66716), (260, 60301), (470, 33358), (611, 25660), (940, 16679), (1222, 12830), (1283, 12220), (2444, 6415), (2566, 6110), (3055, 5132)]