38549740

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{641}}^1$

素因数の和:778

約数の個数: 48

約数和(自身を含む): 84559104

約数和(自身を除く): 46009364

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 97, 124, 155, 194, 310, 388, 485, 620, 641, 970, 1282, 1940, 2564, 3007, 3205, 6014, 6410, 12028, 12820, 15035, 19871, 30070, 39742, 60140, 62177, 79484, 99355, 124354, 198710, 248708, 310885, 397420, 621770, 1243540, 1927487, 3854974, 7709948, 9637435, 19274870, 38549740]

約数ペア:

[(1, 38549740), (2, 19274870), (4, 9637435), (5, 7709948), (10, 3854974), (20, 1927487), (31, 1243540), (62, 621770), (97, 397420), (124, 310885), (155, 248708), (194, 198710), (310, 124354), (388, 99355), (485, 79484), (620, 62177), (641, 60140), (970, 39742), (1282, 30070), (1940, 19871), (2564, 15035), (3007, 12820), (3205, 12028), (6014, 6410)]