7139626840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{4353431}}^1$

素因数の和:4353483

約数の個数: 32

約数和(自身を含む): 16455972960

約数和(自身を除く): 9316346120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 4353431, 8706862, 17413724, 21767155, 34827448, 43534310, 87068620, 174137240, 178490671, 356981342, 713962684, 892453355, 1427925368, 1784906710, 3569813420, 7139626840]

約数ペア:

[(1, 7139626840), (2, 3569813420), (4, 1784906710), (5, 1427925368), (8, 892453355), (10, 713962684), (20, 356981342), (40, 178490671), (41, 174137240), (82, 87068620), (164, 43534310), (205, 34827448), (328, 21767155), (410, 17413724), (820, 8706862), (1640, 4353431)]