42402320

素因数分解:

$2^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8689}}^1$

素因数の和:8763

約数の個数: 40

約数和(自身を含む): 100213080

約数和(自身を除く): 57810760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 61, 80, 122, 244, 305, 488, 610, 976, 1220, 2440, 4880, 8689, 17378, 34756, 43445, 69512, 86890, 139024, 173780, 347560, 530029, 695120, 1060058, 2120116, 2650145, 4240232, 5300290, 8480464, 10600580, 21201160, 42402320]

約数ペア:

[(1, 42402320), (2, 21201160), (4, 10600580), (5, 8480464), (8, 5300290), (10, 4240232), (16, 2650145), (20, 2120116), (40, 1060058), (61, 695120), (80, 530029), (122, 347560), (244, 173780), (305, 139024), (488, 86890), (610, 69512), (976, 43445), (1220, 34756), (2440, 17378), (4880, 8689)]