13918640

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9157}}^1$

素因数の和:9189

約数の個数: 40

約数和(自身を含む): 34067760

約数和(自身を除く): 20149120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 9157, 18314, 36628, 45785, 73256, 91570, 146512, 173983, 183140, 347966, 366280, 695932, 732560, 869915, 1391864, 1739830, 2783728, 3479660, 6959320, 13918640]

約数ペア:

[(1, 13918640), (2, 6959320), (4, 3479660), (5, 2783728), (8, 1739830), (10, 1391864), (16, 869915), (19, 732560), (20, 695932), (38, 366280), (40, 347966), (76, 183140), (80, 173983), (95, 146512), (152, 91570), (190, 73256), (304, 45785), (380, 36628), (760, 18314), (1520, 9157)]