8139670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^2$

素因数の和:98

約数の個数: 72

約数和(自身を含む): 19017936

約数和(自身を除く): 10878266

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 31, 35, 55, 62, 70, 77, 110, 121, 154, 155, 217, 242, 310, 341, 385, 434, 605, 682, 770, 847, 961, 1085, 1210, 1694, 1705, 1922, 2170, 2387, 3410, 3751, 4235, 4774, 4805, 6727, 7502, 8470, 9610, 10571, 11935, 13454, 18755, 21142, 23870, 26257, 33635, 37510, 52514, 52855, 67270, 73997, 105710, 116281, 131285, 147994, 232562, 262570, 369985, 581405, 739970, 813967, 1162810, 1627934, 4069835, 8139670]

約数ペア:

[(1, 8139670), (2, 4069835), (5, 1627934), (7, 1162810), (10, 813967), (11, 739970), (14, 581405), (22, 369985), (31, 262570), (35, 232562), (55, 147994), (62, 131285), (70, 116281), (77, 105710), (110, 73997), (121, 67270), (154, 52855), (155, 52514), (217, 37510), (242, 33635), (310, 26257), (341, 23870), (385, 21142), (434, 18755), (605, 13454), (682, 11935), (770, 10571), (847, 9610), (961, 8470), (1085, 7502), (1210, 6727), (1694, 4805), (1705, 4774), (1922, 4235), (2170, 3751), (2387, 3410)]