8430390

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{1993}}^1$

素因数の和:2053

約数の個数: 48

約数和(自身を含む): 22396608

約数和(自身を除く): 13966218

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, 1993, 2115, 3986, 4230, 5979, 9965, 11958, 17937, 19930, 29895, 35874, 59790, 89685, 93671, 179370, 187342, 281013, 468355, 562026, 843039, 936710, 1405065, 1686078, 2810130, 4215195, 8430390]

約数ペア:

[(1, 8430390), (2, 4215195), (3, 2810130), (5, 1686078), (6, 1405065), (9, 936710), (10, 843039), (15, 562026), (18, 468355), (30, 281013), (45, 187342), (47, 179370), (90, 93671), (94, 89685), (141, 59790), (235, 35874), (282, 29895), (423, 19930), (470, 17937), (705, 11958), (846, 9965), (1410, 5979), (1993, 4230), (2115, 3986)]