8221580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 48

約数和(自身を含む): 18373824

約数和(自身を除く): 10152244

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 61, 92, 115, 122, 230, 244, 293, 305, 460, 586, 610, 1172, 1220, 1403, 1465, 2806, 2930, 5612, 5860, 6739, 7015, 13478, 14030, 17873, 26956, 28060, 33695, 35746, 67390, 71492, 89365, 134780, 178730, 357460, 411079, 822158, 1644316, 2055395, 4110790, 8221580]

約数ペア:

[(1, 8221580), (2, 4110790), (4, 2055395), (5, 1644316), (10, 822158), (20, 411079), (23, 357460), (46, 178730), (61, 134780), (92, 89365), (115, 71492), (122, 67390), (230, 35746), (244, 33695), (293, 28060), (305, 26956), (460, 17873), (586, 14030), (610, 13478), (1172, 7015), (1220, 6739), (1403, 5860), (1465, 5612), (2806, 2930)]