12664860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1249}}^1$

素因数の和:1287

約数の個数: 72

約数和(自身を含む): 38430000

約数和(自身を除く): 25765140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 169, 195, 260, 338, 390, 507, 676, 780, 845, 1014, 1249, 1690, 2028, 2498, 2535, 3380, 3747, 4996, 5070, 6245, 7494, 10140, 12490, 14988, 16237, 18735, 24980, 32474, 37470, 48711, 64948, 74940, 81185, 97422, 162370, 194844, 211081, 243555, 324740, 422162, 487110, 633243, 844324, 974220, 1055405, 1266486, 2110810, 2532972, 3166215, 4221620, 6332430, 12664860]

約数ペア:

[(1, 12664860), (2, 6332430), (3, 4221620), (4, 3166215), (5, 2532972), (6, 2110810), (10, 1266486), (12, 1055405), (13, 974220), (15, 844324), (20, 633243), (26, 487110), (30, 422162), (39, 324740), (52, 243555), (60, 211081), (65, 194844), (78, 162370), (130, 97422), (156, 81185), (169, 74940), (195, 64948), (260, 48711), (338, 37470), (390, 32474), (507, 24980), (676, 18735), (780, 16237), (845, 14988), (1014, 12490), (1249, 10140), (1690, 7494), (2028, 6245), (2498, 5070), (2535, 4996), (3380, 3747)]