28996960

素因数分解:

$2^5\times 5^1\times {\mathrm{61}}^1\times {\mathrm{2971}}^1$

素因数の和:3047

約数の個数: 48

約数和(自身を含む): 69651792

約数和(自身を除く): 40654832

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 80, 122, 160, 244, 305, 488, 610, 976, 1220, 1952, 2440, 2971, 4880, 5942, 9760, 11884, 14855, 23768, 29710, 47536, 59420, 95072, 118840, 181231, 237680, 362462, 475360, 724924, 906155, 1449848, 1812310, 2899696, 3624620, 5799392, 7249240, 14498480, 28996960]

約数ペア:

[(1, 28996960), (2, 14498480), (4, 7249240), (5, 5799392), (8, 3624620), (10, 2899696), (16, 1812310), (20, 1449848), (32, 906155), (40, 724924), (61, 475360), (80, 362462), (122, 237680), (160, 181231), (244, 118840), (305, 95072), (488, 59420), (610, 47536), (976, 29710), (1220, 23768), (1952, 14855), (2440, 11884), (2971, 9760), (4880, 5942)]