1719314920

素因数分解:

$2^3\times 5^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{5387}}^1$

素因数の和:5578

約数の個数: 64

約数和(自身を含む): 3956947200

約数和(自身を除く): 2237632280

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 79, 101, 158, 202, 316, 395, 404, 505, 632, 790, 808, 1010, 1580, 2020, 3160, 4040, 5387, 7979, 10774, 15958, 21548, 26935, 31916, 39895, 43096, 53870, 63832, 79790, 107740, 159580, 215480, 319160, 425573, 544087, 851146, 1088174, 1702292, 2127865, 2176348, 2720435, 3404584, 4255730, 4352696, 5440870, 8511460, 10881740, 17022920, 21763480, 42982873, 85965746, 171931492, 214914365, 343862984, 429828730, 859657460, 1719314920]

約数ペア:

[(1, 1719314920), (2, 859657460), (4, 429828730), (5, 343862984), (8, 214914365), (10, 171931492), (20, 85965746), (40, 42982873), (79, 21763480), (101, 17022920), (158, 10881740), (202, 8511460), (316, 5440870), (395, 4352696), (404, 4255730), (505, 3404584), (632, 2720435), (790, 2176348), (808, 2127865), (1010, 1702292), (1580, 1088174), (2020, 851146), (3160, 544087), (4040, 425573), (5387, 319160), (7979, 215480), (10774, 159580), (15958, 107740), (21548, 79790), (26935, 63832), (31916, 53870), (39895, 43096)]