289226720

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{38461}}^1$

素因数の和:38523

約数の個数: 48

約数和(自身を含む): 697854528

約数和(自身を除く): 408627808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 38461, 76922, 153844, 192305, 307688, 384610, 615376, 769220, 1230752, 1538440, 1807667, 3076880, 3615334, 6153760, 7230668, 9038335, 14461336, 18076670, 28922672, 36153340, 57845344, 72306680, 144613360, 289226720]

約数ペア:

[(1, 289226720), (2, 144613360), (4, 72306680), (5, 57845344), (8, 36153340), (10, 28922672), (16, 18076670), (20, 14461336), (32, 9038335), (40, 7230668), (47, 6153760), (80, 3615334), (94, 3076880), (160, 1807667), (188, 1538440), (235, 1230752), (376, 769220), (470, 615376), (752, 384610), (940, 307688), (1504, 192305), (1880, 153844), (3760, 76922), (7520, 38461)]