71237840

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{46867}}^1$

素因数の和:46899

約数の個数: 40

約数和(自身を含む): 174348960

約数和(自身を除く): 103111120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 46867, 93734, 187468, 234335, 374936, 468670, 749872, 890473, 937340, 1780946, 1874680, 3561892, 3749360, 4452365, 7123784, 8904730, 14247568, 17809460, 35618920, 71237840]

約数ペア:

[(1, 71237840), (2, 35618920), (4, 17809460), (5, 14247568), (8, 8904730), (10, 7123784), (16, 4452365), (19, 3749360), (20, 3561892), (38, 1874680), (40, 1780946), (76, 937340), (80, 890473), (95, 749872), (152, 468670), (190, 374936), (304, 234335), (380, 187468), (760, 93734), (1520, 46867)]