28215480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{10223}}^1$

素因数の和:10260

約数の個数: 64

約数和(自身を含む): 88335360

約数和(自身を除く): 60119880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 10223, 20446, 30669, 40892, 51115, 61338, 81784, 102230, 122676, 153345, 204460, 235129, 245352, 306690, 408920, 470258, 613380, 705387, 940516, 1175645, 1226760, 1410774, 1881032, 2351290, 2821548, 3526935, 4702580, 5643096, 7053870, 9405160, 14107740, 28215480]

約数ペア:

[(1, 28215480), (2, 14107740), (3, 9405160), (4, 7053870), (5, 5643096), (6, 4702580), (8, 3526935), (10, 2821548), (12, 2351290), (15, 1881032), (20, 1410774), (23, 1226760), (24, 1175645), (30, 940516), (40, 705387), (46, 613380), (60, 470258), (69, 408920), (92, 306690), (115, 245352), (120, 235129), (138, 204460), (184, 153345), (230, 122676), (276, 102230), (345, 81784), (460, 61338), (552, 51115), (690, 40892), (920, 30669), (1380, 20446), (2760, 10223)]