1569288940

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{21503}}^1$

素因数の和:21642

約数の個数: 48

約数和(自身を含む): 3413975040

約数和(自身を除く): 1844686100

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 89, 164, 178, 205, 356, 410, 445, 820, 890, 1780, 3649, 7298, 14596, 18245, 21503, 36490, 43006, 72980, 86012, 107515, 215030, 430060, 881623, 1763246, 1913767, 3526492, 3827534, 4408115, 7655068, 8816230, 9568835, 17632460, 19137670, 38275340, 78464447, 156928894, 313857788, 392322235, 784644470, 1569288940]

約数ペア:

[(1, 1569288940), (2, 784644470), (4, 392322235), (5, 313857788), (10, 156928894), (20, 78464447), (41, 38275340), (82, 19137670), (89, 17632460), (164, 9568835), (178, 8816230), (205, 7655068), (356, 4408115), (410, 3827534), (445, 3526492), (820, 1913767), (890, 1763246), (1780, 881623), (3649, 430060), (7298, 215030), (14596, 107515), (18245, 86012), (21503, 72980), (36490, 43006)]