18427600

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{2003}}^1$

素因数の和:2044

約数の個数: 60

約数和(自身を含む): 46220256

約数和(自身を除く): 27792656

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 115, 184, 200, 230, 368, 400, 460, 575, 920, 1150, 1840, 2003, 2300, 4006, 4600, 8012, 9200, 10015, 16024, 20030, 32048, 40060, 46069, 50075, 80120, 92138, 100150, 160240, 184276, 200300, 230345, 368552, 400600, 460690, 737104, 801200, 921380, 1151725, 1842760, 2303450, 3685520, 4606900, 9213800, 18427600]

約数ペア:

[(1, 18427600), (2, 9213800), (4, 4606900), (5, 3685520), (8, 2303450), (10, 1842760), (16, 1151725), (20, 921380), (23, 801200), (25, 737104), (40, 460690), (46, 400600), (50, 368552), (80, 230345), (92, 200300), (100, 184276), (115, 160240), (184, 100150), (200, 92138), (230, 80120), (368, 50075), (400, 46069), (460, 40060), (575, 32048), (920, 20030), (1150, 16024), (1840, 10015), (2003, 9200), (2300, 8012), (4006, 4600)]