2099940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1129}}^1$

素因数の和:1172

約数の個数: 48

約数和(自身を含む): 6074880

約数和(自身を除く): 3974940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1129, 1860, 2258, 3387, 4516, 5645, 6774, 11290, 13548, 16935, 22580, 33870, 34999, 67740, 69998, 104997, 139996, 174995, 209994, 349990, 419988, 524985, 699980, 1049970, 2099940]

約数ペア:

[(1, 2099940), (2, 1049970), (3, 699980), (4, 524985), (5, 419988), (6, 349990), (10, 209994), (12, 174995), (15, 139996), (20, 104997), (30, 69998), (31, 67740), (60, 34999), (62, 33870), (93, 22580), (124, 16935), (155, 13548), (186, 11290), (310, 6774), (372, 5645), (465, 4516), (620, 3387), (930, 2258), (1129, 1860)]