2063980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{3329}}^1$

素因数の和:3369

約数の個数: 24

約数和(自身を含む): 4475520

約数和(自身を除く): 2411540

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 3329, 6658, 13316, 16645, 33290, 66580, 103199, 206398, 412796, 515995, 1031990, 2063980]

約数ペア:

[(1, 2063980), (2, 1031990), (4, 515995), (5, 412796), (10, 206398), (20, 103199), (31, 66580), (62, 33290), (124, 16645), (155, 13316), (310, 6658), (620, 3329)]