938421380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{97549}}^1$

素因数の和:97608

約数の個数: 48

約数和(自身を含む): 2179657200

約数和(自身を除く): 1241235820

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 4810, 9620, 97549, 195098, 390196, 487745, 975490, 1268137, 1950980, 2536274, 3609313, 5072548, 6340685, 7218626, 12681370, 14437252, 18046565, 25362740, 36093130, 46921069, 72186260, 93842138, 187684276, 234605345, 469210690, 938421380]

約数ペア:

[(1, 938421380), (2, 469210690), (4, 234605345), (5, 187684276), (10, 93842138), (13, 72186260), (20, 46921069), (26, 36093130), (37, 25362740), (52, 18046565), (65, 14437252), (74, 12681370), (130, 7218626), (148, 6340685), (185, 5072548), (260, 3609313), (370, 2536274), (481, 1950980), (740, 1268137), (962, 975490), (1924, 487745), (2405, 390196), (4810, 195098), (9620, 97549)]