7701460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1559}}^1$

素因数の和:1600

約数の個数: 48

約数和(自身を含む): 18345600

約数和(自身を除く): 10644140

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 1559, 2470, 3118, 4940, 6236, 7795, 15590, 20267, 29621, 31180, 40534, 59242, 81068, 101335, 118484, 148105, 202670, 296210, 385073, 405340, 592420, 770146, 1540292, 1925365, 3850730, 7701460]

約数ペア:

[(1, 7701460), (2, 3850730), (4, 1925365), (5, 1540292), (10, 770146), (13, 592420), (19, 405340), (20, 385073), (26, 296210), (38, 202670), (52, 148105), (65, 118484), (76, 101335), (95, 81068), (130, 59242), (190, 40534), (247, 31180), (260, 29621), (380, 20267), (494, 15590), (988, 7795), (1235, 6236), (1559, 4940), (2470, 3118)]