968440

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 64

約数和(自身を含む): 2488320

約数和(自身を除く): 1519880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 31, 40, 44, 55, 62, 71, 88, 110, 124, 142, 155, 220, 248, 284, 310, 341, 355, 440, 568, 620, 682, 710, 781, 1240, 1364, 1420, 1562, 1705, 2201, 2728, 2840, 3124, 3410, 3905, 4402, 6248, 6820, 7810, 8804, 11005, 13640, 15620, 17608, 22010, 24211, 31240, 44020, 48422, 88040, 96844, 121055, 193688, 242110, 484220, 968440]

約数ペア:

[(1, 968440), (2, 484220), (4, 242110), (5, 193688), (8, 121055), (10, 96844), (11, 88040), (20, 48422), (22, 44020), (31, 31240), (40, 24211), (44, 22010), (55, 17608), (62, 15620), (71, 13640), (88, 11005), (110, 8804), (124, 7810), (142, 6820), (155, 6248), (220, 4402), (248, 3905), (284, 3410), (310, 3124), (341, 2840), (355, 2728), (440, 2201), (568, 1705), (620, 1562), (682, 1420), (710, 1364), (781, 1240)]