28840380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{8147}}^1$

素因数の和:8218

約数の個数: 48

約数和(自身を含む): 82131840

約数和(自身を除く): 53291460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 118, 177, 236, 295, 354, 590, 708, 885, 1180, 1770, 3540, 8147, 16294, 24441, 32588, 40735, 48882, 81470, 97764, 122205, 162940, 244410, 480673, 488820, 961346, 1442019, 1922692, 2403365, 2884038, 4806730, 5768076, 7210095, 9613460, 14420190, 28840380]

約数ペア:

[(1, 28840380), (2, 14420190), (3, 9613460), (4, 7210095), (5, 5768076), (6, 4806730), (10, 2884038), (12, 2403365), (15, 1922692), (20, 1442019), (30, 961346), (59, 488820), (60, 480673), (118, 244410), (177, 162940), (236, 122205), (295, 97764), (354, 81470), (590, 48882), (708, 40735), (885, 32588), (1180, 24441), (1770, 16294), (3540, 8147)]