254693720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{2741}}^1$

素因数の和:2876

約数の個数: 64

約数和(自身を含む): 604117440

約数和(自身を除く): 349423720

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 101, 115, 184, 202, 230, 404, 460, 505, 808, 920, 1010, 2020, 2323, 2741, 4040, 4646, 5482, 9292, 10964, 11615, 13705, 18584, 21928, 23230, 27410, 46460, 54820, 63043, 92920, 109640, 126086, 252172, 276841, 315215, 504344, 553682, 630430, 1107364, 1260860, 1384205, 2214728, 2521720, 2768410, 5536820, 6367343, 11073640, 12734686, 25469372, 31836715, 50938744, 63673430, 127346860, 254693720]

約数ペア:

[(1, 254693720), (2, 127346860), (4, 63673430), (5, 50938744), (8, 31836715), (10, 25469372), (20, 12734686), (23, 11073640), (40, 6367343), (46, 5536820), (92, 2768410), (101, 2521720), (115, 2214728), (184, 1384205), (202, 1260860), (230, 1107364), (404, 630430), (460, 553682), (505, 504344), (808, 315215), (920, 276841), (1010, 252172), (2020, 126086), (2323, 109640), (2741, 92920), (4040, 63043), (4646, 54820), (5482, 46460), (9292, 27410), (10964, 23230), (11615, 21928), (13705, 18584)]