210582440

素因数分解:

$2^3\times 5^1\times {\mathrm{1013}}^1\times {\mathrm{5197}}^1$

素因数の和:6221

約数の個数: 32

約数和(自身を含む): 474369480

約数和(自身を除く): 263787040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1013, 2026, 4052, 5065, 5197, 8104, 10130, 10394, 20260, 20788, 25985, 40520, 41576, 51970, 103940, 207880, 5264561, 10529122, 21058244, 26322805, 42116488, 52645610, 105291220, 210582440]

約数ペア:

[(1, 210582440), (2, 105291220), (4, 52645610), (5, 42116488), (8, 26322805), (10, 21058244), (20, 10529122), (40, 5264561), (1013, 207880), (2026, 103940), (4052, 51970), (5065, 41576), (5197, 40520), (8104, 25985), (10130, 20788), (10394, 20260)]