22920950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{197}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 46403280

約数和(自身を除く): 23482330

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 179, 197, 325, 358, 394, 650, 895, 985, 1790, 1970, 2327, 2561, 4475, 4654, 4925, 5122, 8950, 9850, 11635, 12805, 23270, 25610, 35263, 58175, 64025, 70526, 116350, 128050, 176315, 352630, 458419, 881575, 916838, 1763150, 2292095, 4584190, 11460475, 22920950]

約数ペア:

[(1, 22920950), (2, 11460475), (5, 4584190), (10, 2292095), (13, 1763150), (25, 916838), (26, 881575), (50, 458419), (65, 352630), (130, 176315), (179, 128050), (197, 116350), (325, 70526), (358, 64025), (394, 58175), (650, 35263), (895, 25610), (985, 23270), (1790, 12805), (1970, 11635), (2327, 9850), (2561, 8950), (4475, 5122), (4654, 4925)]