20172080680

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{16267807}}^1$

素因数の和:16267849

約数の個数: 32

約数和(自身を含む): 46851287040

約数和(自身を除く): 26679206360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 16267807, 32535614, 65071228, 81339035, 130142456, 162678070, 325356140, 504302017, 650712280, 1008604034, 2017208068, 2521510085, 4034416136, 5043020170, 10086040340, 20172080680]

約数ペア:

[(1, 20172080680), (2, 10086040340), (4, 5043020170), (5, 4034416136), (8, 2521510085), (10, 2017208068), (20, 1008604034), (31, 650712280), (40, 504302017), (62, 325356140), (124, 162678070), (155, 130142456), (248, 81339035), (310, 65071228), (620, 32535614), (1240, 16267807)]