20680470

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4889}}^1$

素因数の和:4949

約数の個数: 48

約数和(自身を含む): 54924480

約数和(自身を除く): 34244010

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 47, 90, 94, 141, 235, 282, 423, 470, 705, 846, 1410, 2115, 4230, 4889, 9778, 14667, 24445, 29334, 44001, 48890, 73335, 88002, 146670, 220005, 229783, 440010, 459566, 689349, 1148915, 1378698, 2068047, 2297830, 3446745, 4136094, 6893490, 10340235, 20680470]

約数ペア:

[(1, 20680470), (2, 10340235), (3, 6893490), (5, 4136094), (6, 3446745), (9, 2297830), (10, 2068047), (15, 1378698), (18, 1148915), (30, 689349), (45, 459566), (47, 440010), (90, 229783), (94, 220005), (141, 146670), (235, 88002), (282, 73335), (423, 48890), (470, 44001), (705, 29334), (846, 24445), (1410, 14667), (2115, 9778), (4230, 4889)]