25823420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{1327}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 62469120

約数和(自身を除く): 36645700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1327, 1390, 1946, 2654, 2780, 3892, 4865, 5308, 6635, 9289, 9730, 13270, 18578, 19460, 26540, 37156, 46445, 92890, 184453, 185780, 368906, 737812, 922265, 1291171, 1844530, 2582342, 3689060, 5164684, 6455855, 12911710, 25823420]

約数ペア:

[(1, 25823420), (2, 12911710), (4, 6455855), (5, 5164684), (7, 3689060), (10, 2582342), (14, 1844530), (20, 1291171), (28, 922265), (35, 737812), (70, 368906), (139, 185780), (140, 184453), (278, 92890), (556, 46445), (695, 37156), (973, 26540), (1327, 19460), (1390, 18578), (1946, 13270), (2654, 9730), (2780, 9289), (3892, 6635), (4865, 5308)]