18349131640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1367}}^1\times {\mathrm{47939}}^1$

素因数の和:49324

約数の個数: 64

約数和(自身を含む): 47218982400

約数和(自身を除く): 28869850760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1367, 2734, 5468, 6835, 9569, 10936, 13670, 19138, 27340, 38276, 47845, 47939, 54680, 76552, 95690, 95878, 191380, 191756, 239695, 335573, 382760, 383512, 479390, 671146, 958780, 1342292, 1677865, 1917560, 2684584, 3355730, 6711460, 13422920, 65532613, 131065226, 262130452, 327663065, 458728291, 524260904, 655326130, 917456582, 1310652260, 1834913164, 2293641455, 2621304520, 3669826328, 4587282910, 9174565820, 18349131640]

約数ペア:

[(1, 18349131640), (2, 9174565820), (4, 4587282910), (5, 3669826328), (7, 2621304520), (8, 2293641455), (10, 1834913164), (14, 1310652260), (20, 917456582), (28, 655326130), (35, 524260904), (40, 458728291), (56, 327663065), (70, 262130452), (140, 131065226), (280, 65532613), (1367, 13422920), (2734, 6711460), (5468, 3355730), (6835, 2684584), (9569, 1917560), (10936, 1677865), (13670, 1342292), (19138, 958780), (27340, 671146), (38276, 479390), (47845, 383512), (47939, 382760), (54680, 335573), (76552, 239695), (95690, 191756), (95878, 191380)]