4256450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1$

素因数の和:203

約数の個数: 48

約数和(自身を含む): 8838720

約数和(自身を除く): 4582270

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 71, 109, 110, 142, 218, 275, 355, 545, 550, 710, 781, 1090, 1199, 1562, 1775, 2398, 2725, 3550, 3905, 5450, 5995, 7739, 7810, 11990, 15478, 19525, 29975, 38695, 39050, 59950, 77390, 85129, 170258, 193475, 386950, 425645, 851290, 2128225, 4256450]

約数ペア:

[(1, 4256450), (2, 2128225), (5, 851290), (10, 425645), (11, 386950), (22, 193475), (25, 170258), (50, 85129), (55, 77390), (71, 59950), (109, 39050), (110, 38695), (142, 29975), (218, 19525), (275, 15478), (355, 11990), (545, 7810), (550, 7739), (710, 5995), (781, 5450), (1090, 3905), (1199, 3550), (1562, 2725), (1775, 2398)]