20172875240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4237999}}^1$

素因数の和:4238034

約数の個数: 64

約数和(自身を含む): 54924480000

約数和(自身を除く): 34751604760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 4237999, 8475998, 16951996, 21189995, 29665993, 33903992, 42379990, 59331986, 72045983, 84759980, 118663972, 144091966, 148329965, 169519960, 237327944, 288183932, 296659930, 360229915, 504321881, 576367864, 593319860, 720459830, 1008643762, 1186639720, 1440919660, 2017287524, 2521609405, 2881839320, 4034575048, 5043218810, 10086437620, 20172875240]

約数ペア:

[(1, 20172875240), (2, 10086437620), (4, 5043218810), (5, 4034575048), (7, 2881839320), (8, 2521609405), (10, 2017287524), (14, 1440919660), (17, 1186639720), (20, 1008643762), (28, 720459830), (34, 593319860), (35, 576367864), (40, 504321881), (56, 360229915), (68, 296659930), (70, 288183932), (85, 237327944), (119, 169519960), (136, 148329965), (140, 144091966), (170, 118663972), (238, 84759980), (280, 72045983), (340, 59331986), (476, 42379990), (595, 33903992), (680, 29665993), (952, 21189995), (1190, 16951996), (2380, 8475998), (4760, 4237999)]