20178954420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{62617}}^1$

素因数の和:62801

約数の個数: 96

約数和(自身を含む): 58321904256

約数和(自身を除く): 38142949836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 41, 60, 82, 123, 131, 164, 205, 246, 262, 393, 410, 492, 524, 615, 655, 786, 820, 1230, 1310, 1572, 1965, 2460, 2620, 3930, 5371, 7860, 10742, 16113, 21484, 26855, 32226, 53710, 62617, 64452, 80565, 107420, 125234, 161130, 187851, 250468, 313085, 322260, 375702, 626170, 751404, 939255, 1252340, 1878510, 2567297, 3757020, 5134594, 7701891, 8202827, 10269188, 12836485, 15403782, 16405654, 24608481, 25672970, 30807564, 32811308, 38509455, 41014135, 49216962, 51345940, 77018910, 82028270, 98433924, 123042405, 154037820, 164056540, 246084810, 336315907, 492169620, 672631814, 1008947721, 1345263628, 1681579535, 2017895442, 3363159070, 4035790884, 5044738605, 6726318140, 10089477210, 20178954420]

約数ペア:

[(1, 20178954420), (2, 10089477210), (3, 6726318140), (4, 5044738605), (5, 4035790884), (6, 3363159070), (10, 2017895442), (12, 1681579535), (15, 1345263628), (20, 1008947721), (30, 672631814), (41, 492169620), (60, 336315907), (82, 246084810), (123, 164056540), (131, 154037820), (164, 123042405), (205, 98433924), (246, 82028270), (262, 77018910), (393, 51345940), (410, 49216962), (492, 41014135), (524, 38509455), (615, 32811308), (655, 30807564), (786, 25672970), (820, 24608481), (1230, 16405654), (1310, 15403782), (1572, 12836485), (1965, 10269188), (2460, 8202827), (2620, 7701891), (3930, 5134594), (5371, 3757020), (7860, 2567297), (10742, 1878510), (16113, 1252340), (21484, 939255), (26855, 751404), (32226, 626170), (53710, 375702), (62617, 322260), (64452, 313085), (80565, 250468), (107420, 187851), (125234, 161130)]