419888

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{163}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 976128

約数和(自身を除く): 556240

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 92, 112, 161, 163, 184, 322, 326, 368, 644, 652, 1141, 1288, 1304, 2282, 2576, 2608, 3749, 4564, 7498, 9128, 14996, 18256, 26243, 29992, 52486, 59984, 104972, 209944, 419888]

約数ペア:

[(1, 419888), (2, 209944), (4, 104972), (7, 59984), (8, 52486), (14, 29992), (16, 26243), (23, 18256), (28, 14996), (46, 9128), (56, 7498), (92, 4564), (112, 3749), (161, 2608), (163, 2576), (184, 2282), (322, 1304), (326, 1288), (368, 1141), (644, 652)]