19769940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1181}}^1$

素因数の和:1230

約数の個数: 96

約数和(自身を含む): 63544320

約数和(自身を除く): 43774380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 540, 558, 620, 837, 930, 1116, 1181, 1395, 1674, 1860, 2362, 2790, 3348, 3543, 4185, 4724, 5580, 5905, 7086, 8370, 10629, 11810, 14172, 16740, 17715, 21258, 23620, 31887, 35430, 36611, 42516, 53145, 63774, 70860, 73222, 106290, 109833, 127548, 146444, 159435, 183055, 212580, 219666, 318870, 329499, 366110, 439332, 549165, 637740, 658998, 732220, 988497, 1098330, 1317996, 1647495, 1976994, 2196660, 3294990, 3953988, 4942485, 6589980, 9884970, 19769940]

約数ペア:

[(1, 19769940), (2, 9884970), (3, 6589980), (4, 4942485), (5, 3953988), (6, 3294990), (9, 2196660), (10, 1976994), (12, 1647495), (15, 1317996), (18, 1098330), (20, 988497), (27, 732220), (30, 658998), (31, 637740), (36, 549165), (45, 439332), (54, 366110), (60, 329499), (62, 318870), (90, 219666), (93, 212580), (108, 183055), (124, 159435), (135, 146444), (155, 127548), (180, 109833), (186, 106290), (270, 73222), (279, 70860), (310, 63774), (372, 53145), (465, 42516), (540, 36611), (558, 35430), (620, 31887), (837, 23620), (930, 21258), (1116, 17715), (1181, 16740), (1395, 14172), (1674, 11810), (1860, 10629), (2362, 8370), (2790, 7086), (3348, 5905), (3543, 5580), (4185, 4724)]