238018840

素因数分解:

$2^3\times 5^1\times {\mathrm{67}}^1\times {\mathrm{88813}}^1$

素因数の和:88891

約数の個数: 32

約数和(自身を含む): 543541680

約数和(自身を除く): 305522840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 67, 134, 268, 335, 536, 670, 1340, 2680, 88813, 177626, 355252, 444065, 710504, 888130, 1776260, 3552520, 5950471, 11900942, 23801884, 29752355, 47603768, 59504710, 119009420, 238018840]

約数ペア:

[(1, 238018840), (2, 119009420), (4, 59504710), (5, 47603768), (8, 29752355), (10, 23801884), (20, 11900942), (40, 5950471), (67, 3552520), (134, 1776260), (268, 888130), (335, 710504), (536, 444065), (670, 355252), (1340, 177626), (2680, 88813)]