20260691780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{881}}^1\times {\mathrm{164267}}^1$

素因数の和:165164

約数の個数: 48

約数和(自身を含む): 48681150336

約数和(自身を除く): 28420458556

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 881, 1762, 3524, 4405, 6167, 8810, 12334, 17620, 24668, 30835, 61670, 123340, 164267, 328534, 657068, 821335, 1149869, 1642670, 2299738, 3285340, 4599476, 5749345, 11498690, 22997380, 144719227, 289438454, 578876908, 723596135, 1013034589, 1447192270, 2026069178, 2894384540, 4052138356, 5065172945, 10130345890, 20260691780]

約数ペア:

[(1, 20260691780), (2, 10130345890), (4, 5065172945), (5, 4052138356), (7, 2894384540), (10, 2026069178), (14, 1447192270), (20, 1013034589), (28, 723596135), (35, 578876908), (70, 289438454), (140, 144719227), (881, 22997380), (1762, 11498690), (3524, 5749345), (4405, 4599476), (6167, 3285340), (8810, 2299738), (12334, 1642670), (17620, 1149869), (24668, 821335), (30835, 657068), (61670, 328534), (123340, 164267)]