18881160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6841}}^1$

素因数の和:6878

約数の個数: 64

約数和(自身を含む): 59114880

約数和(自身を除く): 40233720

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, 6841, 13682, 20523, 27364, 34205, 41046, 54728, 68410, 82092, 102615, 136820, 157343, 164184, 205230, 273640, 314686, 410460, 472029, 629372, 786715, 820920, 944058, 1258744, 1573430, 1888116, 2360145, 3146860, 3776232, 4720290, 6293720, 9440580, 18881160]

約数ペア:

[(1, 18881160), (2, 9440580), (3, 6293720), (4, 4720290), (5, 3776232), (6, 3146860), (8, 2360145), (10, 1888116), (12, 1573430), (15, 1258744), (20, 944058), (23, 820920), (24, 786715), (30, 629372), (40, 472029), (46, 410460), (60, 314686), (69, 273640), (92, 205230), (115, 164184), (120, 157343), (138, 136820), (184, 102615), (230, 82092), (276, 68410), (345, 54728), (460, 41046), (552, 34205), (690, 27364), (920, 20523), (1380, 13682), (2760, 6841)]