40571240

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{347}}^1$

素因数の和:474

約数の個数: 64

約数和(自身を含む): 95212800

約数和(自身を除く): 54641560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 79, 148, 158, 185, 296, 316, 347, 370, 395, 632, 694, 740, 790, 1388, 1480, 1580, 1735, 2776, 2923, 3160, 3470, 5846, 6940, 11692, 12839, 13880, 14615, 23384, 25678, 27413, 29230, 51356, 54826, 58460, 64195, 102712, 109652, 116920, 128390, 137065, 219304, 256780, 274130, 513560, 548260, 1014281, 1096520, 2028562, 4057124, 5071405, 8114248, 10142810, 20285620, 40571240]

約数ペア:

[(1, 40571240), (2, 20285620), (4, 10142810), (5, 8114248), (8, 5071405), (10, 4057124), (20, 2028562), (37, 1096520), (40, 1014281), (74, 548260), (79, 513560), (148, 274130), (158, 256780), (185, 219304), (296, 137065), (316, 128390), (347, 116920), (370, 109652), (395, 102712), (632, 64195), (694, 58460), (740, 54826), (790, 51356), (1388, 29230), (1480, 27413), (1580, 25678), (1735, 23384), (2776, 14615), (2923, 13880), (3160, 12839), (3470, 11692), (5846, 6940)]