2979486580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{269393}}^1$

素因数の和:269488

約数の個数: 48

約数和(自身を含む): 7241310720

約数和(自身を除く): 4261824140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2765, 5530, 11060, 269393, 538786, 1077572, 1346965, 1885751, 2693930, 3771502, 5387860, 7543004, 9428755, 18857510, 21282047, 37715020, 42564094, 85128188, 106410235, 148974329, 212820470, 297948658, 425640940, 595897316, 744871645, 1489743290, 2979486580]

約数ペア:

[(1, 2979486580), (2, 1489743290), (4, 744871645), (5, 595897316), (7, 425640940), (10, 297948658), (14, 212820470), (20, 148974329), (28, 106410235), (35, 85128188), (70, 42564094), (79, 37715020), (140, 21282047), (158, 18857510), (316, 9428755), (395, 7543004), (553, 5387860), (790, 3771502), (1106, 2693930), (1580, 1885751), (2212, 1346965), (2765, 1077572), (5530, 538786), (11060, 269393)]