2108531900

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{4111}}^1$

素因数の和:4371

約数の個数: 72

約数和(自身を含む): 4797026304

約数和(自身を除く): 2688494404

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 223, 230, 446, 460, 575, 892, 1115, 1150, 2230, 2300, 4111, 4460, 5129, 5575, 8222, 10258, 11150, 16444, 20516, 20555, 22300, 25645, 41110, 51290, 82220, 94553, 102580, 102775, 128225, 189106, 205550, 256450, 378212, 411100, 472765, 512900, 916753, 945530, 1833506, 1891060, 2363825, 3667012, 4583765, 4727650, 9167530, 9455300, 18335060, 21085319, 22918825, 42170638, 45837650, 84341276, 91675300, 105426595, 210853190, 421706380, 527132975, 1054265950, 2108531900]

約数ペア:

[(1, 2108531900), (2, 1054265950), (4, 527132975), (5, 421706380), (10, 210853190), (20, 105426595), (23, 91675300), (25, 84341276), (46, 45837650), (50, 42170638), (92, 22918825), (100, 21085319), (115, 18335060), (223, 9455300), (230, 9167530), (446, 4727650), (460, 4583765), (575, 3667012), (892, 2363825), (1115, 1891060), (1150, 1833506), (2230, 945530), (2300, 916753), (4111, 512900), (4460, 472765), (5129, 411100), (5575, 378212), (8222, 256450), (10258, 205550), (11150, 189106), (16444, 128225), (20516, 102775), (20555, 102580), (22300, 94553), (25645, 82220), (41110, 51290)]