201939740

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1\times {\mathrm{587}}^1$

素因数の和:866

約数の個数: 48

約数和(自身を含む): 431488512

約数和(自身を除く): 229548772

約数列:

[1, 2, 4, 5, 10, 20, 103, 167, 206, 334, 412, 515, 587, 668, 835, 1030, 1174, 1670, 2060, 2348, 2935, 3340, 5870, 11740, 17201, 34402, 60461, 68804, 86005, 98029, 120922, 172010, 196058, 241844, 302305, 344020, 392116, 490145, 604610, 980290, 1209220, 1960580, 10096987, 20193974, 40387948, 50484935, 100969870, 201939740]

約数ペア:

[(1, 201939740), (2, 100969870), (4, 50484935), (5, 40387948), (10, 20193974), (20, 10096987), (103, 1960580), (167, 1209220), (206, 980290), (334, 604610), (412, 490145), (515, 392116), (587, 344020), (668, 302305), (835, 241844), (1030, 196058), (1174, 172010), (1670, 120922), (2060, 98029), (2348, 86005), (2935, 68804), (3340, 60461), (5870, 34402), (11740, 17201)]