204338920

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{859}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 486072000

約数和(自身を除く): 281733080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 313, 380, 626, 760, 859, 1252, 1565, 1718, 2504, 3130, 3436, 4295, 5947, 6260, 6872, 8590, 11894, 12520, 16321, 17180, 23788, 29735, 32642, 34360, 47576, 59470, 65284, 81605, 118940, 130568, 163210, 237880, 268867, 326420, 537734, 652840, 1075468, 1344335, 2150936, 2688670, 5108473, 5377340, 10216946, 10754680, 20433892, 25542365, 40867784, 51084730, 102169460, 204338920]

約数ペア:

[(1, 204338920), (2, 102169460), (4, 51084730), (5, 40867784), (8, 25542365), (10, 20433892), (19, 10754680), (20, 10216946), (38, 5377340), (40, 5108473), (76, 2688670), (95, 2150936), (152, 1344335), (190, 1075468), (313, 652840), (380, 537734), (626, 326420), (760, 268867), (859, 237880), (1252, 163210), (1565, 130568), (1718, 118940), (2504, 81605), (3130, 65284), (3436, 59470), (4295, 47576), (5947, 34360), (6260, 32642), (6872, 29735), (8590, 23788), (11894, 17180), (12520, 16321)]