42245980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{373}}^1\times {\mathrm{809}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 101787840

約数和(自身を除く): 59541860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 373, 746, 809, 1492, 1618, 1865, 2611, 3236, 3730, 4045, 5222, 5663, 7460, 8090, 10444, 11326, 13055, 16180, 22652, 26110, 28315, 52220, 56630, 113260, 301757, 603514, 1207028, 1508785, 2112299, 3017570, 4224598, 6035140, 8449196, 10561495, 21122990, 42245980]

約数ペア:

[(1, 42245980), (2, 21122990), (4, 10561495), (5, 8449196), (7, 6035140), (10, 4224598), (14, 3017570), (20, 2112299), (28, 1508785), (35, 1207028), (70, 603514), (140, 301757), (373, 113260), (746, 56630), (809, 52220), (1492, 28315), (1618, 26110), (1865, 22652), (2611, 16180), (3236, 13055), (3730, 11326), (4045, 10444), (5222, 8090), (5663, 7460)]