41539780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{431}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 89994240

約数和(自身を除く): 48454460

約数列:

[1, 2, 4, 5, 10, 20, 61, 79, 122, 158, 244, 305, 316, 395, 431, 610, 790, 862, 1220, 1580, 1724, 2155, 4310, 4819, 8620, 9638, 19276, 24095, 26291, 34049, 48190, 52582, 68098, 96380, 105164, 131455, 136196, 170245, 262910, 340490, 525820, 680980, 2076989, 4153978, 8307956, 10384945, 20769890, 41539780]

約数ペア:

[(1, 41539780), (2, 20769890), (4, 10384945), (5, 8307956), (10, 4153978), (20, 2076989), (61, 680980), (79, 525820), (122, 340490), (158, 262910), (244, 170245), (305, 136196), (316, 131455), (395, 105164), (431, 96380), (610, 68098), (790, 52582), (862, 48190), (1220, 34049), (1580, 26291), (1724, 24095), (2155, 19276), (4310, 9638), (4819, 8620)]