5160020

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{367}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 11746560

約数和(自身を除く): 6586540

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 367, 370, 380, 703, 734, 740, 1406, 1468, 1835, 2812, 3515, 3670, 6973, 7030, 7340, 13579, 13946, 14060, 27158, 27892, 34865, 54316, 67895, 69730, 135790, 139460, 258001, 271580, 516002, 1032004, 1290005, 2580010, 5160020]

約数ペア:

[(1, 5160020), (2, 2580010), (4, 1290005), (5, 1032004), (10, 516002), (19, 271580), (20, 258001), (37, 139460), (38, 135790), (74, 69730), (76, 67895), (95, 54316), (148, 34865), (185, 27892), (190, 27158), (367, 14060), (370, 13946), (380, 13579), (703, 7340), (734, 7030), (740, 6973), (1406, 3670), (1468, 3515), (1835, 2812)]