38886680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4789}}^1$

素因数の和:4836

約数の個数: 64

約数和(自身を含む): 103464000

約数和(自身を除く): 64577320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 29, 35, 40, 56, 58, 70, 116, 140, 145, 203, 232, 280, 290, 406, 580, 812, 1015, 1160, 1624, 2030, 4060, 4789, 8120, 9578, 19156, 23945, 33523, 38312, 47890, 67046, 95780, 134092, 138881, 167615, 191560, 268184, 277762, 335230, 555524, 670460, 694405, 972167, 1111048, 1340920, 1388810, 1944334, 2777620, 3888668, 4860835, 5555240, 7777336, 9721670, 19443340, 38886680]

約数ペア:

[(1, 38886680), (2, 19443340), (4, 9721670), (5, 7777336), (7, 5555240), (8, 4860835), (10, 3888668), (14, 2777620), (20, 1944334), (28, 1388810), (29, 1340920), (35, 1111048), (40, 972167), (56, 694405), (58, 670460), (70, 555524), (116, 335230), (140, 277762), (145, 268184), (203, 191560), (232, 167615), (280, 138881), (290, 134092), (406, 95780), (580, 67046), (812, 47890), (1015, 38312), (1160, 33523), (1624, 23945), (2030, 19156), (4060, 9578), (4789, 8120)]