38940012

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{359}}^1$

素因数の和:523

約数の個数: 72

約数和(自身を含む): 103783680

約数和(自身を除く): 64843668

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 131, 138, 207, 262, 276, 359, 393, 414, 524, 718, 786, 828, 1077, 1179, 1436, 1572, 2154, 2358, 3013, 3231, 4308, 4716, 6026, 6462, 8257, 9039, 12052, 12924, 16514, 18078, 24771, 27117, 33028, 36156, 47029, 49542, 54234, 74313, 94058, 99084, 108468, 141087, 148626, 188116, 282174, 297252, 423261, 564348, 846522, 1081667, 1693044, 2163334, 3245001, 4326668, 6490002, 9735003, 12980004, 19470006, 38940012]

約数ペア:

[(1, 38940012), (2, 19470006), (3, 12980004), (4, 9735003), (6, 6490002), (9, 4326668), (12, 3245001), (18, 2163334), (23, 1693044), (36, 1081667), (46, 846522), (69, 564348), (92, 423261), (131, 297252), (138, 282174), (207, 188116), (262, 148626), (276, 141087), (359, 108468), (393, 99084), (414, 94058), (524, 74313), (718, 54234), (786, 49542), (828, 47029), (1077, 36156), (1179, 33028), (1436, 27117), (1572, 24771), (2154, 18078), (2358, 16514), (3013, 12924), (3231, 12052), (4308, 9039), (4716, 8257), (6026, 6462)]