258304420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{10973}}^1$

素因数の和:11100

約数の個数: 48

約数和(自身を含む): 597336768

約数和(自身を除く): 339032348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 107, 110, 214, 220, 428, 535, 1070, 1177, 2140, 2354, 4708, 5885, 10973, 11770, 21946, 23540, 43892, 54865, 109730, 120703, 219460, 241406, 482812, 603515, 1174111, 1207030, 2348222, 2414060, 4696444, 5870555, 11741110, 12915221, 23482220, 25830442, 51660884, 64576105, 129152210, 258304420]

約数ペア:

[(1, 258304420), (2, 129152210), (4, 64576105), (5, 51660884), (10, 25830442), (11, 23482220), (20, 12915221), (22, 11741110), (44, 5870555), (55, 4696444), (107, 2414060), (110, 2348222), (214, 1207030), (220, 1174111), (428, 603515), (535, 482812), (1070, 241406), (1177, 219460), (2140, 120703), (2354, 109730), (4708, 54865), (5885, 43892), (10973, 23540), (11770, 21946)]