1064440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 2721600

約数和(自身を除く): 1657160

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 23, 26, 40, 46, 52, 65, 89, 92, 104, 115, 130, 178, 184, 230, 260, 299, 356, 445, 460, 520, 598, 712, 890, 920, 1157, 1196, 1495, 1780, 2047, 2314, 2392, 2990, 3560, 4094, 4628, 5785, 5980, 8188, 9256, 10235, 11570, 11960, 16376, 20470, 23140, 26611, 40940, 46280, 53222, 81880, 106444, 133055, 212888, 266110, 532220, 1064440]

約数ペア:

[(1, 1064440), (2, 532220), (4, 266110), (5, 212888), (8, 133055), (10, 106444), (13, 81880), (20, 53222), (23, 46280), (26, 40940), (40, 26611), (46, 23140), (52, 20470), (65, 16376), (89, 11960), (92, 11570), (104, 10235), (115, 9256), (130, 8188), (178, 5980), (184, 5785), (230, 4628), (260, 4094), (299, 3560), (356, 2990), (445, 2392), (460, 2314), (520, 2047), (598, 1780), (712, 1495), (890, 1196), (920, 1157)]