4436119760

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{781007}}^1$

素因数の和:781091

約数の個数: 40

約数和(自身を含む): 10459259136

約数和(自身を除く): 6023139376

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 781007, 1562014, 3124028, 3905035, 6248056, 7810070, 12496112, 15620140, 31240280, 55451497, 62480560, 110902994, 221805988, 277257485, 443611976, 554514970, 887223952, 1109029940, 2218059880, 4436119760]

約数ペア:

[(1, 4436119760), (2, 2218059880), (4, 1109029940), (5, 887223952), (8, 554514970), (10, 443611976), (16, 277257485), (20, 221805988), (40, 110902994), (71, 62480560), (80, 55451497), (142, 31240280), (284, 15620140), (355, 12496112), (568, 7810070), (710, 6248056), (1136, 3905035), (1420, 3124028), (2840, 1562014), (5680, 781007)]