7719245140

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{49667}}^1$

素因数の和:50104

約数の個数: 48

約数和(自身を含む): 17105659200

約数和(自身を除く): 9386414060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 409, 818, 1636, 2045, 4090, 7771, 8180, 15542, 31084, 38855, 49667, 77710, 99334, 155420, 198668, 248335, 496670, 943673, 993340, 1887346, 3774692, 4718365, 9436730, 18873460, 20313803, 40627606, 81255212, 101569015, 203138030, 385962257, 406276060, 771924514, 1543849028, 1929811285, 3859622570, 7719245140]

約数ペア:

[(1, 7719245140), (2, 3859622570), (4, 1929811285), (5, 1543849028), (10, 771924514), (19, 406276060), (20, 385962257), (38, 203138030), (76, 101569015), (95, 81255212), (190, 40627606), (380, 20313803), (409, 18873460), (818, 9436730), (1636, 4718365), (2045, 3774692), (4090, 1887346), (7771, 993340), (8180, 943673), (15542, 496670), (31084, 248335), (38855, 198668), (49667, 155420), (77710, 99334)]