4870240

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{499}}^1$

素因数の和:575

約数の個数: 48

約数和(自身を含む): 11718000

約数和(自身を除く): 6847760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 499, 610, 976, 998, 1220, 1952, 1996, 2440, 2495, 3992, 4880, 4990, 7984, 9760, 9980, 15968, 19960, 30439, 39920, 60878, 79840, 121756, 152195, 243512, 304390, 487024, 608780, 974048, 1217560, 2435120, 4870240]

約数ペア:

[(1, 4870240), (2, 2435120), (4, 1217560), (5, 974048), (8, 608780), (10, 487024), (16, 304390), (20, 243512), (32, 152195), (40, 121756), (61, 79840), (80, 60878), (122, 39920), (160, 30439), (244, 19960), (305, 15968), (488, 9980), (499, 9760), (610, 7984), (976, 4990), (998, 4880), (1220, 3992), (1952, 2495), (1996, 2440)]