1371801888920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{19973819}}^1$

素因数の和:19973948

約数の個数: 64

約数和(自身を含む): 3300474016800

約数和(自身を除く): 1928672127880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 101, 136, 170, 202, 340, 404, 505, 680, 808, 1010, 1717, 2020, 3434, 4040, 6868, 8585, 13736, 17170, 34340, 68680, 19973819, 39947638, 79895276, 99869095, 159790552, 199738190, 339554923, 399476380, 679109846, 798952760, 1358219692, 1697774615, 2017355719, 2716439384, 3395549230, 4034711438, 6791098460, 8069422876, 10086778595, 13582196920, 16138845752, 20173557190, 34295047223, 40347114380, 68590094446, 80694228760, 137180188892, 171475236115, 274360377784, 342950472230, 685900944460, 1371801888920]

約数ペア:

[(1, 1371801888920), (2, 685900944460), (4, 342950472230), (5, 274360377784), (8, 171475236115), (10, 137180188892), (17, 80694228760), (20, 68590094446), (34, 40347114380), (40, 34295047223), (68, 20173557190), (85, 16138845752), (101, 13582196920), (136, 10086778595), (170, 8069422876), (202, 6791098460), (340, 4034711438), (404, 3395549230), (505, 2716439384), (680, 2017355719), (808, 1697774615), (1010, 1358219692), (1717, 798952760), (2020, 679109846), (3434, 399476380), (4040, 339554923), (6868, 199738190), (8585, 159790552), (13736, 99869095), (17170, 79895276), (34340, 39947638), (68680, 19973819)]