31195340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:495

約数の個数: 96

約数和(自身を含む): 79833600

約数和(自身を除く): 48638260

約数列:

[1, 2, 4, 5, 10, 11, 17, 19, 20, 22, 34, 38, 44, 55, 68, 76, 85, 95, 110, 170, 187, 190, 209, 220, 323, 340, 374, 380, 418, 439, 646, 748, 836, 878, 935, 1045, 1292, 1615, 1756, 1870, 2090, 2195, 3230, 3553, 3740, 4180, 4390, 4829, 6460, 7106, 7463, 8341, 8780, 9658, 14212, 14926, 16682, 17765, 19316, 24145, 29852, 33364, 35530, 37315, 41705, 48290, 71060, 74630, 82093, 83410, 91751, 96580, 141797, 149260, 164186, 166820, 183502, 283594, 328372, 367004, 410465, 458755, 567188, 708985, 820930, 917510, 1417970, 1559767, 1641860, 1835020, 2835940, 3119534, 6239068, 7798835, 15597670, 31195340]

約数ペア:

[(1, 31195340), (2, 15597670), (4, 7798835), (5, 6239068), (10, 3119534), (11, 2835940), (17, 1835020), (19, 1641860), (20, 1559767), (22, 1417970), (34, 917510), (38, 820930), (44, 708985), (55, 567188), (68, 458755), (76, 410465), (85, 367004), (95, 328372), (110, 283594), (170, 183502), (187, 166820), (190, 164186), (209, 149260), (220, 141797), (323, 96580), (340, 91751), (374, 83410), (380, 82093), (418, 74630), (439, 71060), (646, 48290), (748, 41705), (836, 37315), (878, 35530), (935, 33364), (1045, 29852), (1292, 24145), (1615, 19316), (1756, 17765), (1870, 16682), (2090, 14926), (2195, 14212), (3230, 9658), (3553, 8780), (3740, 8341), (4180, 7463), (4390, 7106), (4829, 6460)]