1516508720

素因数分解:

$2^4\times 5^1\times {\mathrm{389}}^1\times {\mathrm{48731}}^1$

素因数の和:49133

約数の個数: 40

約数和(自身を含む): 3535019280

約数和(自身を除く): 2018510560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 389, 778, 1556, 1945, 3112, 3890, 6224, 7780, 15560, 31120, 48731, 97462, 194924, 243655, 389848, 487310, 779696, 974620, 1949240, 3898480, 18956359, 37912718, 75825436, 94781795, 151650872, 189563590, 303301744, 379127180, 758254360, 1516508720]

約数ペア:

[(1, 1516508720), (2, 758254360), (4, 379127180), (5, 303301744), (8, 189563590), (10, 151650872), (16, 94781795), (20, 75825436), (40, 37912718), (80, 18956359), (389, 3898480), (778, 1949240), (1556, 974620), (1945, 779696), (3112, 487310), (3890, 389848), (6224, 243655), (7780, 194924), (15560, 97462), (31120, 48731)]