30103780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{9349}}^1$

素因数の和:9388

約数の個数: 48

約数和(自身を含む): 75398400

約数和(自身を除く): 45294620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 9349, 18698, 37396, 46745, 65443, 93490, 130886, 186980, 215027, 261772, 327215, 430054, 654430, 860108, 1075135, 1308860, 1505189, 2150270, 3010378, 4300540, 6020756, 7525945, 15051890, 30103780]

約数ペア:

[(1, 30103780), (2, 15051890), (4, 7525945), (5, 6020756), (7, 4300540), (10, 3010378), (14, 2150270), (20, 1505189), (23, 1308860), (28, 1075135), (35, 860108), (46, 654430), (70, 430054), (92, 327215), (115, 261772), (140, 215027), (161, 186980), (230, 130886), (322, 93490), (460, 65443), (644, 46745), (805, 37396), (1610, 18698), (3220, 9349)]