202840460

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1447}}^1$

素因数の和:1662

約数の個数: 48

約数和(自身を含む): 438848256

約数和(自身を除く): 236007796

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 163, 172, 215, 326, 430, 652, 815, 860, 1447, 1630, 2894, 3260, 5788, 7009, 7235, 14018, 14470, 28036, 28940, 35045, 62221, 70090, 124442, 140180, 235861, 248884, 311105, 471722, 622210, 943444, 1179305, 1244420, 2358610, 4717220, 10142023, 20284046, 40568092, 50710115, 101420230, 202840460]

約数ペア:

[(1, 202840460), (2, 101420230), (4, 50710115), (5, 40568092), (10, 20284046), (20, 10142023), (43, 4717220), (86, 2358610), (163, 1244420), (172, 1179305), (215, 943444), (326, 622210), (430, 471722), (652, 311105), (815, 248884), (860, 235861), (1447, 140180), (1630, 124442), (2894, 70090), (3260, 62221), (5788, 35045), (7009, 28940), (7235, 28036), (14018, 14470)]