12307960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:520

約数の個数: 64

約数和(自身を含む): 32011200

約数和(自身を除く): 19703240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 140, 226, 280, 389, 452, 565, 778, 791, 904, 1130, 1556, 1582, 1945, 2260, 2723, 3112, 3164, 3890, 3955, 4520, 5446, 6328, 7780, 7910, 10892, 13615, 15560, 15820, 21784, 27230, 31640, 43957, 54460, 87914, 108920, 175828, 219785, 307699, 351656, 439570, 615398, 879140, 1230796, 1538495, 1758280, 2461592, 3076990, 6153980, 12307960]

約数ペア:

[(1, 12307960), (2, 6153980), (4, 3076990), (5, 2461592), (7, 1758280), (8, 1538495), (10, 1230796), (14, 879140), (20, 615398), (28, 439570), (35, 351656), (40, 307699), (56, 219785), (70, 175828), (113, 108920), (140, 87914), (226, 54460), (280, 43957), (389, 31640), (452, 27230), (565, 21784), (778, 15820), (791, 15560), (904, 13615), (1130, 10892), (1556, 7910), (1582, 7780), (1945, 6328), (2260, 5446), (2723, 4520), (3112, 3955), (3164, 3890)]