17328880

素因数分解:

$2^4\times 5^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1$

素因数の和:194

約数の個数: 80

約数和(自身を含む): 42345504

約数和(自身を除く): 25016624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 53, 61, 67, 80, 106, 122, 134, 212, 244, 265, 268, 305, 335, 424, 488, 530, 536, 610, 670, 848, 976, 1060, 1072, 1220, 1340, 2120, 2440, 2680, 3233, 3551, 4087, 4240, 4880, 5360, 6466, 7102, 8174, 12932, 14204, 16165, 16348, 17755, 20435, 25864, 28408, 32330, 32696, 35510, 40870, 51728, 56816, 64660, 65392, 71020, 81740, 129320, 142040, 163480, 216611, 258640, 284080, 326960, 433222, 866444, 1083055, 1732888, 2166110, 3465776, 4332220, 8664440, 17328880]

約数ペア:

[(1, 17328880), (2, 8664440), (4, 4332220), (5, 3465776), (8, 2166110), (10, 1732888), (16, 1083055), (20, 866444), (40, 433222), (53, 326960), (61, 284080), (67, 258640), (80, 216611), (106, 163480), (122, 142040), (134, 129320), (212, 81740), (244, 71020), (265, 65392), (268, 64660), (305, 56816), (335, 51728), (424, 40870), (488, 35510), (530, 32696), (536, 32330), (610, 28408), (670, 25864), (848, 20435), (976, 17755), (1060, 16348), (1072, 16165), (1220, 14204), (1340, 12932), (2120, 8174), (2440, 7102), (2680, 6466), (3233, 5360), (3551, 4880), (4087, 4240)]