40492820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 88467456

約数和(自身を除く): 47974636

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 241, 271, 310, 482, 542, 620, 964, 1084, 1205, 1355, 2410, 2710, 4820, 5420, 7471, 8401, 14942, 16802, 29884, 33604, 37355, 42005, 65311, 74710, 84010, 130622, 149420, 168020, 261244, 326555, 653110, 1306220, 2024641, 4049282, 8098564, 10123205, 20246410, 40492820]

約数ペア:

[(1, 40492820), (2, 20246410), (4, 10123205), (5, 8098564), (10, 4049282), (20, 2024641), (31, 1306220), (62, 653110), (124, 326555), (155, 261244), (241, 168020), (271, 149420), (310, 130622), (482, 84010), (542, 74710), (620, 65311), (964, 42005), (1084, 37355), (1205, 33604), (1355, 29884), (2410, 16802), (2710, 14942), (4820, 8401), (5420, 7471)]