3967120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2917}}^1$

素因数の和:2947

約数の個数: 40

約数和(自身を含む): 9769464

約数和(自身を除く): 5802344

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 2917, 5834, 11668, 14585, 23336, 29170, 46672, 49589, 58340, 99178, 116680, 198356, 233360, 247945, 396712, 495890, 793424, 991780, 1983560, 3967120]

約数ペア:

[(1, 3967120), (2, 1983560), (4, 991780), (5, 793424), (8, 495890), (10, 396712), (16, 247945), (17, 233360), (20, 198356), (34, 116680), (40, 99178), (68, 58340), (80, 49589), (85, 46672), (136, 29170), (170, 23336), (272, 14585), (340, 11668), (680, 5834), (1360, 2917)]