39445640

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2447}}^1$

素因数の和:2502

約数の個数: 64

約数和(自身を含む): 98703360

約数和(自身を除く): 59257720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 2447, 3224, 4030, 4894, 8060, 9788, 12235, 16120, 19576, 24470, 31811, 48940, 63622, 75857, 97880, 127244, 151714, 159055, 254488, 303428, 318110, 379285, 606856, 636220, 758570, 986141, 1272440, 1517140, 1972282, 3034280, 3944564, 4930705, 7889128, 9861410, 19722820, 39445640]

約数ペア:

[(1, 39445640), (2, 19722820), (4, 9861410), (5, 7889128), (8, 4930705), (10, 3944564), (13, 3034280), (20, 1972282), (26, 1517140), (31, 1272440), (40, 986141), (52, 758570), (62, 636220), (65, 606856), (104, 379285), (124, 318110), (130, 303428), (155, 254488), (248, 159055), (260, 151714), (310, 127244), (403, 97880), (520, 75857), (620, 63622), (806, 48940), (1240, 31811), (1612, 24470), (2015, 19576), (2447, 16120), (3224, 12235), (4030, 9788), (4894, 8060)]