1397188180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{691}}^1$

素因数の和:1049

約数の個数: 96

約数和(自身を含む): 3285394560

約数和(自身を除く): 1888206380

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 85, 95, 170, 190, 313, 323, 340, 380, 626, 646, 691, 1252, 1292, 1382, 1565, 1615, 2764, 3130, 3230, 3455, 5321, 5947, 6260, 6460, 6910, 10642, 11747, 11894, 13129, 13820, 21284, 23494, 23788, 26258, 26605, 29735, 46988, 52516, 53210, 58735, 59470, 65645, 101099, 106420, 117470, 118940, 131290, 202198, 216283, 223193, 234940, 262580, 404396, 432566, 446386, 505495, 865132, 892772, 1010990, 1081415, 1115965, 2021980, 2162830, 2231930, 3676811, 4109377, 4325660, 4463860, 7353622, 8218754, 14707244, 16437508, 18384055, 20546885, 36768110, 41093770, 69859409, 73536220, 82187540, 139718818, 279437636, 349297045, 698594090, 1397188180]

約数ペア:

[(1, 1397188180), (2, 698594090), (4, 349297045), (5, 279437636), (10, 139718818), (17, 82187540), (19, 73536220), (20, 69859409), (34, 41093770), (38, 36768110), (68, 20546885), (76, 18384055), (85, 16437508), (95, 14707244), (170, 8218754), (190, 7353622), (313, 4463860), (323, 4325660), (340, 4109377), (380, 3676811), (626, 2231930), (646, 2162830), (691, 2021980), (1252, 1115965), (1292, 1081415), (1382, 1010990), (1565, 892772), (1615, 865132), (2764, 505495), (3130, 446386), (3230, 432566), (3455, 404396), (5321, 262580), (5947, 234940), (6260, 223193), (6460, 216283), (6910, 202198), (10642, 131290), (11747, 118940), (11894, 117470), (13129, 106420), (13820, 101099), (21284, 65645), (23494, 59470), (23788, 58735), (26258, 53210), (26605, 52516), (29735, 46988)]