298593040

素因数分解:

$2^4\times 5^1\times {\mathrm{1667}}^1\times {\mathrm{2239}}^1$

素因数の和:3919

約数の個数: 40

約数和(自身を含む): 694955520

約数和(自身を除く): 396362480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1667, 2239, 3334, 4478, 6668, 8335, 8956, 11195, 13336, 16670, 17912, 22390, 26672, 33340, 35824, 44780, 66680, 89560, 133360, 179120, 3732413, 7464826, 14929652, 18662065, 29859304, 37324130, 59718608, 74648260, 149296520, 298593040]

約数ペア:

[(1, 298593040), (2, 149296520), (4, 74648260), (5, 59718608), (8, 37324130), (10, 29859304), (16, 18662065), (20, 14929652), (40, 7464826), (80, 3732413), (1667, 179120), (2239, 133360), (3334, 89560), (4478, 66680), (6668, 44780), (8335, 35824), (8956, 33340), (11195, 26672), (13336, 22390), (16670, 17912)]