329889220

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{317}}^1\times {\mathrm{853}}^1$

素因数の和:1240

約数の個数: 48

約数和(自身を含む): 707173488

約数和(自身を除く): 377284268

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 317, 610, 634, 853, 1220, 1268, 1585, 1706, 3170, 3412, 4265, 6340, 8530, 17060, 19337, 38674, 52033, 77348, 96685, 104066, 193370, 208132, 260165, 270401, 386740, 520330, 540802, 1040660, 1081604, 1352005, 2704010, 5408020, 16494461, 32988922, 65977844, 82472305, 164944610, 329889220]

約数ペア:

[(1, 329889220), (2, 164944610), (4, 82472305), (5, 65977844), (10, 32988922), (20, 16494461), (61, 5408020), (122, 2704010), (244, 1352005), (305, 1081604), (317, 1040660), (610, 540802), (634, 520330), (853, 386740), (1220, 270401), (1268, 260165), (1585, 208132), (1706, 193370), (3170, 104066), (3412, 96685), (4265, 77348), (6340, 52033), (8530, 38674), (17060, 19337)]