12658520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{853}}^1$

素因数の和:924

約数の個数: 64

約数和(自身を含む): 33203520

約数和(自身を除く): 20545000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 853, 1060, 1484, 1706, 1855, 2120, 2968, 3412, 3710, 4265, 5971, 6824, 7420, 8530, 11942, 14840, 17060, 23884, 29855, 34120, 45209, 47768, 59710, 90418, 119420, 180836, 226045, 238840, 316463, 361672, 452090, 632926, 904180, 1265852, 1582315, 1808360, 2531704, 3164630, 6329260, 12658520]

約数ペア:

[(1, 12658520), (2, 6329260), (4, 3164630), (5, 2531704), (7, 1808360), (8, 1582315), (10, 1265852), (14, 904180), (20, 632926), (28, 452090), (35, 361672), (40, 316463), (53, 238840), (56, 226045), (70, 180836), (106, 119420), (140, 90418), (212, 59710), (265, 47768), (280, 45209), (371, 34120), (424, 29855), (530, 23884), (742, 17060), (853, 14840), (1060, 11942), (1484, 8530), (1706, 7420), (1855, 6824), (2120, 5971), (2968, 4265), (3412, 3710)]