748248280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1438939}}^1$

素因数の和:1438963

約数の個数: 32

約数和(自身を含む): 1813064400

約数和(自身を除く): 1064816120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1438939, 2877878, 5755756, 7194695, 11511512, 14389390, 18706207, 28778780, 37412414, 57557560, 74824828, 93531035, 149649656, 187062070, 374124140, 748248280]

約数ペア:

[(1, 748248280), (2, 374124140), (4, 187062070), (5, 149649656), (8, 93531035), (10, 74824828), (13, 57557560), (20, 37412414), (26, 28778780), (40, 18706207), (52, 14389390), (65, 11511512), (104, 7194695), (130, 5755756), (260, 2877878), (520, 1438939)]