42547780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{5227}}^1$

素因数の和:5284

約数の個数: 48

約数和(自身を含む): 100126656

約数和(自身を除く): 57578876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 5227, 8140, 10454, 20908, 26135, 52270, 57497, 104540, 114994, 193399, 229988, 287485, 386798, 574970, 773596, 966995, 1149940, 1933990, 2127389, 3867980, 4254778, 8509556, 10636945, 21273890, 42547780]

約数ペア:

[(1, 42547780), (2, 21273890), (4, 10636945), (5, 8509556), (10, 4254778), (11, 3867980), (20, 2127389), (22, 1933990), (37, 1149940), (44, 966995), (55, 773596), (74, 574970), (110, 386798), (148, 287485), (185, 229988), (220, 193399), (370, 114994), (407, 104540), (740, 57497), (814, 52270), (1628, 26135), (2035, 20908), (4070, 10454), (5227, 8140)]