3957890

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{563}}^1$

素因数の和:626

約数の個数: 32

約数和(自身を含む): 7715520

約数和(自身を除く): 3757630

約数列:

[1, 2, 5, 10, 19, 37, 38, 74, 95, 185, 190, 370, 563, 703, 1126, 1406, 2815, 3515, 5630, 7030, 10697, 20831, 21394, 41662, 53485, 104155, 106970, 208310, 395789, 791578, 1978945, 3957890]

約数ペア:

[(1, 3957890), (2, 1978945), (5, 791578), (10, 395789), (19, 208310), (37, 106970), (38, 104155), (74, 53485), (95, 41662), (185, 21394), (190, 20831), (370, 10697), (563, 7030), (703, 5630), (1126, 3515), (1406, 2815)]