6487460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{311}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 15724800

約数和(自身を除く): 9237340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 149, 298, 311, 596, 622, 745, 1043, 1244, 1490, 1555, 2086, 2177, 2980, 3110, 4172, 4354, 5215, 6220, 8708, 10430, 10885, 20860, 21770, 43540, 46339, 92678, 185356, 231695, 324373, 463390, 648746, 926780, 1297492, 1621865, 3243730, 6487460]

約数ペア:

[(1, 6487460), (2, 3243730), (4, 1621865), (5, 1297492), (7, 926780), (10, 648746), (14, 463390), (20, 324373), (28, 231695), (35, 185356), (70, 92678), (140, 46339), (149, 43540), (298, 21770), (311, 20860), (596, 10885), (622, 10430), (745, 8708), (1043, 6220), (1244, 5215), (1490, 4354), (1555, 4172), (2086, 3110), (2177, 2980)]