401034992

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{509}}^1\times {\mathrm{2141}}^1$

素因数の和:2681

約数の個数: 40

約数和(自身を含む): 812760480

約数和(自身を除く): 411725488

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 509, 1018, 2036, 2141, 4072, 4282, 8144, 8564, 11707, 17128, 23414, 34256, 46828, 49243, 93656, 98486, 187312, 196972, 393944, 787888, 1089769, 2179538, 4359076, 8718152, 17436304, 25064687, 50129374, 100258748, 200517496, 401034992]

約数ペア:

[(1, 401034992), (2, 200517496), (4, 100258748), (8, 50129374), (16, 25064687), (23, 17436304), (46, 8718152), (92, 4359076), (184, 2179538), (368, 1089769), (509, 787888), (1018, 393944), (2036, 196972), (2141, 187312), (4072, 98486), (4282, 93656), (8144, 49243), (8564, 46828), (11707, 34256), (17128, 23414)]