1296745940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{347}}^1\times {\mathrm{26693}}^1$

素因数の和:27056

約数の個数: 48

約数和(自身を含む): 3121276032

約数和(自身を除く): 1824530092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 347, 694, 1388, 1735, 2429, 3470, 4858, 6940, 9716, 12145, 24290, 26693, 48580, 53386, 106772, 133465, 186851, 266930, 373702, 533860, 747404, 934255, 1868510, 3737020, 9262471, 18524942, 37049884, 46312355, 64837297, 92624710, 129674594, 185249420, 259349188, 324186485, 648372970, 1296745940]

約数ペア:

[(1, 1296745940), (2, 648372970), (4, 324186485), (5, 259349188), (7, 185249420), (10, 129674594), (14, 92624710), (20, 64837297), (28, 46312355), (35, 37049884), (70, 18524942), (140, 9262471), (347, 3737020), (694, 1868510), (1388, 934255), (1735, 747404), (2429, 533860), (3470, 373702), (4858, 266930), (6940, 186851), (9716, 133465), (12145, 106772), (24290, 53386), (26693, 48580)]