427393040

素因数分解:

$2^4\times 5^1\times {\mathrm{173}}^1\times {\mathrm{30881}}^1$

素因数の和:31067

約数の個数: 40

約数和(自身を含む): 999465048

約数和(自身を除く): 572072008

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 173, 346, 692, 865, 1384, 1730, 2768, 3460, 6920, 13840, 30881, 61762, 123524, 154405, 247048, 308810, 494096, 617620, 1235240, 2470480, 5342413, 10684826, 21369652, 26712065, 42739304, 53424130, 85478608, 106848260, 213696520, 427393040]

約数ペア:

[(1, 427393040), (2, 213696520), (4, 106848260), (5, 85478608), (8, 53424130), (10, 42739304), (16, 26712065), (20, 21369652), (40, 10684826), (80, 5342413), (173, 2470480), (346, 1235240), (692, 617620), (865, 494096), (1384, 308810), (1730, 247048), (2768, 154405), (3460, 123524), (6920, 61762), (13840, 30881)]