23540140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2447}}^1$

素因数の和:2506

約数の個数: 48

約数和(自身を含む): 54698112

約数和(自身を除く): 31157972

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 962, 1924, 2405, 2447, 4810, 4894, 9620, 9788, 12235, 24470, 31811, 48940, 63622, 90539, 127244, 159055, 181078, 318110, 362156, 452695, 636220, 905390, 1177007, 1810780, 2354014, 4708028, 5885035, 11770070, 23540140]

約数ペア:

[(1, 23540140), (2, 11770070), (4, 5885035), (5, 4708028), (10, 2354014), (13, 1810780), (20, 1177007), (26, 905390), (37, 636220), (52, 452695), (65, 362156), (74, 318110), (130, 181078), (148, 159055), (185, 127244), (260, 90539), (370, 63622), (481, 48940), (740, 31811), (962, 24470), (1924, 12235), (2405, 9788), (2447, 9620), (4810, 4894)]