31900870

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2683}}^1$

素因数の和:2760

約数の個数: 32

約数和(自身を含む): 60873120

約数和(自身を除く): 28972250

約数列:

[1, 2, 5, 10, 29, 41, 58, 82, 145, 205, 290, 410, 1189, 2378, 2683, 5366, 5945, 11890, 13415, 26830, 77807, 110003, 155614, 220006, 389035, 550015, 778070, 1100030, 3190087, 6380174, 15950435, 31900870]

約数ペア:

[(1, 31900870), (2, 15950435), (5, 6380174), (10, 3190087), (29, 1100030), (41, 778070), (58, 550015), (82, 389035), (145, 220006), (205, 155614), (290, 110003), (410, 77807), (1189, 26830), (2378, 13415), (2683, 11890), (5366, 5945)]