40419940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{269}}^1\times {\mathrm{683}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 93078720

約数和(自身を除く): 52658780

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 269, 538, 683, 1076, 1345, 1366, 2690, 2732, 2959, 3415, 5380, 5918, 6830, 7513, 11836, 13660, 14795, 15026, 29590, 30052, 37565, 59180, 75130, 150260, 183727, 367454, 734908, 918635, 1837270, 2020997, 3674540, 4041994, 8083988, 10104985, 20209970, 40419940]

約数ペア:

[(1, 40419940), (2, 20209970), (4, 10104985), (5, 8083988), (10, 4041994), (11, 3674540), (20, 2020997), (22, 1837270), (44, 918635), (55, 734908), (110, 367454), (220, 183727), (269, 150260), (538, 75130), (683, 59180), (1076, 37565), (1345, 30052), (1366, 29590), (2690, 15026), (2732, 14795), (2959, 13660), (3415, 11836), (5380, 7513), (5918, 6830)]