1919099640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{515887}}^1$

素因数の和:515932

約数の個数: 64

約数和(自身を含む): 5943029760

約数和(自身を除く): 4023930120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 515887, 1031774, 1547661, 2063548, 2579435, 3095322, 4127096, 5158870, 6190644, 7738305, 10317740, 12381288, 15476610, 15992497, 20635480, 30953220, 31984994, 47977491, 61906440, 63969988, 79962485, 95954982, 127939976, 159924970, 191909964, 239887455, 319849940, 383819928, 479774910, 639699880, 959549820, 1919099640]

約数ペア:

[(1, 1919099640), (2, 959549820), (3, 639699880), (4, 479774910), (5, 383819928), (6, 319849940), (8, 239887455), (10, 191909964), (12, 159924970), (15, 127939976), (20, 95954982), (24, 79962485), (30, 63969988), (31, 61906440), (40, 47977491), (60, 31984994), (62, 30953220), (93, 20635480), (120, 15992497), (124, 15476610), (155, 12381288), (186, 10317740), (248, 7738305), (310, 6190644), (372, 5158870), (465, 4127096), (620, 3095322), (744, 2579435), (930, 2063548), (1240, 1547661), (1860, 1031774), (3720, 515887)]