531683860

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{619}}^1\times {\mathrm{641}}^1$

素因数の和:1336

約数の個数: 48

約数和(自身を含む): 1136802240

約数和(自身を除く): 605118380

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 619, 641, 670, 1238, 1282, 1340, 2476, 2564, 3095, 3205, 6190, 6410, 12380, 12820, 41473, 42947, 82946, 85894, 165892, 171788, 207365, 214735, 396779, 414730, 429470, 793558, 829460, 858940, 1587116, 1983895, 3967790, 7935580, 26584193, 53168386, 106336772, 132920965, 265841930, 531683860]

約数ペア:

[(1, 531683860), (2, 265841930), (4, 132920965), (5, 106336772), (10, 53168386), (20, 26584193), (67, 7935580), (134, 3967790), (268, 1983895), (335, 1587116), (619, 858940), (641, 829460), (670, 793558), (1238, 429470), (1282, 414730), (1340, 396779), (2476, 214735), (2564, 207365), (3095, 171788), (3205, 165892), (6190, 85894), (6410, 82946), (12380, 42947), (12820, 41473)]