2249920

素因数分解:

$2^6\times 5^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:185

約数の個数: 56

約数和(自身を含む): 5486400

約数和(自身を除く): 3236480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 89, 158, 160, 178, 316, 320, 356, 395, 445, 632, 712, 790, 890, 1264, 1424, 1580, 1780, 2528, 2848, 3160, 3560, 5056, 5696, 6320, 7031, 7120, 12640, 14062, 14240, 25280, 28124, 28480, 35155, 56248, 70310, 112496, 140620, 224992, 281240, 449984, 562480, 1124960, 2249920]

約数ペア:

[(1, 2249920), (2, 1124960), (4, 562480), (5, 449984), (8, 281240), (10, 224992), (16, 140620), (20, 112496), (32, 70310), (40, 56248), (64, 35155), (79, 28480), (80, 28124), (89, 25280), (158, 14240), (160, 14062), (178, 12640), (316, 7120), (320, 7031), (356, 6320), (395, 5696), (445, 5056), (632, 3560), (712, 3160), (790, 2848), (890, 2528), (1264, 1780), (1424, 1580)]