383864440

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{3331}}^1$

素因数の和:3452

約数の個数: 64

約数和(自身を含む): 897240960

約数和(自身を除く): 513376520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 67, 86, 134, 172, 215, 268, 335, 344, 430, 536, 670, 860, 1340, 1720, 2680, 2881, 3331, 5762, 6662, 11524, 13324, 14405, 16655, 23048, 26648, 28810, 33310, 57620, 66620, 115240, 133240, 143233, 223177, 286466, 446354, 572932, 716165, 892708, 1115885, 1145864, 1432330, 1785416, 2231770, 2864660, 4463540, 5729320, 8927080, 9596611, 19193222, 38386444, 47983055, 76772888, 95966110, 191932220, 383864440]

約数ペア:

[(1, 383864440), (2, 191932220), (4, 95966110), (5, 76772888), (8, 47983055), (10, 38386444), (20, 19193222), (40, 9596611), (43, 8927080), (67, 5729320), (86, 4463540), (134, 2864660), (172, 2231770), (215, 1785416), (268, 1432330), (335, 1145864), (344, 1115885), (430, 892708), (536, 716165), (670, 572932), (860, 446354), (1340, 286466), (1720, 223177), (2680, 143233), (2881, 133240), (3331, 115240), (5762, 66620), (6662, 57620), (11524, 33310), (13324, 28810), (14405, 26648), (16655, 23048)]