12741420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{2909}}^1$

素因数の和:2994

約数の個数: 48

約数和(自身を含む): 36177120

約数和(自身を除く): 23435700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 2909, 4380, 5818, 8727, 11636, 14545, 17454, 29090, 34908, 43635, 58180, 87270, 174540, 212357, 424714, 637071, 849428, 1061785, 1274142, 2123570, 2548284, 3185355, 4247140, 6370710, 12741420]

約数ペア:

[(1, 12741420), (2, 6370710), (3, 4247140), (4, 3185355), (5, 2548284), (6, 2123570), (10, 1274142), (12, 1061785), (15, 849428), (20, 637071), (30, 424714), (60, 212357), (73, 174540), (146, 87270), (219, 58180), (292, 43635), (365, 34908), (438, 29090), (730, 17454), (876, 14545), (1095, 11636), (1460, 8727), (2190, 5818), (2909, 4380)]