30554930

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{491}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 64613376

約数和(自身を除く): 34058446

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 127, 245, 254, 490, 491, 635, 889, 982, 1270, 1778, 2455, 3437, 4445, 4910, 6223, 6874, 8890, 12446, 17185, 24059, 31115, 34370, 48118, 62230, 62357, 120295, 124714, 240590, 311785, 436499, 623570, 872998, 2182495, 3055493, 4364990, 6110986, 15277465, 30554930]

約数ペア:

[(1, 30554930), (2, 15277465), (5, 6110986), (7, 4364990), (10, 3055493), (14, 2182495), (35, 872998), (49, 623570), (70, 436499), (98, 311785), (127, 240590), (245, 124714), (254, 120295), (490, 62357), (491, 62230), (635, 48118), (889, 34370), (982, 31115), (1270, 24059), (1778, 17185), (2455, 12446), (3437, 8890), (4445, 6874), (4910, 6223)]