40709820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{509}}^1$

素因数の和:595

約数の個数: 96

約数和(自身を含む): 120637440

約数和(自身を除く): 79927620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 43, 60, 62, 86, 93, 124, 129, 155, 172, 186, 215, 258, 310, 372, 430, 465, 509, 516, 620, 645, 860, 930, 1018, 1290, 1333, 1527, 1860, 2036, 2545, 2580, 2666, 3054, 3999, 5090, 5332, 6108, 6665, 7635, 7998, 10180, 13330, 15270, 15779, 15996, 19995, 21887, 26660, 30540, 31558, 39990, 43774, 47337, 63116, 65661, 78895, 79980, 87548, 94674, 109435, 131322, 157790, 189348, 218870, 236685, 262644, 315580, 328305, 437740, 473370, 656610, 678497, 946740, 1313220, 1356994, 2035491, 2713988, 3392485, 4070982, 6784970, 8141964, 10177455, 13569940, 20354910, 40709820]

約数ペア:

[(1, 40709820), (2, 20354910), (3, 13569940), (4, 10177455), (5, 8141964), (6, 6784970), (10, 4070982), (12, 3392485), (15, 2713988), (20, 2035491), (30, 1356994), (31, 1313220), (43, 946740), (60, 678497), (62, 656610), (86, 473370), (93, 437740), (124, 328305), (129, 315580), (155, 262644), (172, 236685), (186, 218870), (215, 189348), (258, 157790), (310, 131322), (372, 109435), (430, 94674), (465, 87548), (509, 79980), (516, 78895), (620, 65661), (645, 63116), (860, 47337), (930, 43774), (1018, 39990), (1290, 31558), (1333, 30540), (1527, 26660), (1860, 21887), (2036, 19995), (2545, 15996), (2580, 15779), (2666, 15270), (3054, 13330), (3999, 10180), (5090, 7998), (5332, 7635), (6108, 6665)]