11421799120

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1\times {\mathrm{2879}}^1$

素因数の和:3484

約数の個数: 80

約数和(自身を含む): 26882565120

約数和(自身を除く): 15460766000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 404, 491, 505, 808, 982, 1010, 1616, 1964, 2020, 2455, 2879, 3928, 4040, 4910, 5758, 7856, 8080, 9820, 11516, 14395, 19640, 23032, 28790, 39280, 46064, 49591, 57580, 99182, 115160, 198364, 230320, 247955, 290779, 396728, 495910, 581558, 793456, 991820, 1163116, 1413589, 1453895, 1983640, 2326232, 2827178, 2907790, 3967280, 4652464, 5654356, 5815580, 7067945, 11308712, 11631160, 14135890, 22617424, 23262320, 28271780, 56543560, 113087120, 142772489, 285544978, 571089956, 713862445, 1142179912, 1427724890, 2284359824, 2855449780, 5710899560, 11421799120]

約数ペア:

[(1, 11421799120), (2, 5710899560), (4, 2855449780), (5, 2284359824), (8, 1427724890), (10, 1142179912), (16, 713862445), (20, 571089956), (40, 285544978), (80, 142772489), (101, 113087120), (202, 56543560), (404, 28271780), (491, 23262320), (505, 22617424), (808, 14135890), (982, 11631160), (1010, 11308712), (1616, 7067945), (1964, 5815580), (2020, 5654356), (2455, 4652464), (2879, 3967280), (3928, 2907790), (4040, 2827178), (4910, 2326232), (5758, 1983640), (7856, 1453895), (8080, 1413589), (9820, 1163116), (11516, 991820), (14395, 793456), (19640, 581558), (23032, 495910), (28790, 396728), (39280, 290779), (46064, 247955), (49591, 230320), (57580, 198364), (99182, 115160)]