204804545420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{1213}}^1\times {\mathrm{126001}}^1$

素因数の和:127290

約数の個数: 48

約数和(自身を含む): 436872118368

約数和(自身を除く): 232067572948

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 1213, 1340, 2426, 4852, 6065, 12130, 24260, 81271, 126001, 162542, 252002, 325084, 406355, 504004, 630005, 812710, 1260010, 1625420, 2520020, 8442067, 16884134, 33768268, 42210335, 84420670, 152839213, 168841340, 305678426, 611356852, 764196065, 1528392130, 3056784260, 10240227271, 20480454542, 40960909084, 51201136355, 102402272710, 204804545420]

約数ペア:

[(1, 204804545420), (2, 102402272710), (4, 51201136355), (5, 40960909084), (10, 20480454542), (20, 10240227271), (67, 3056784260), (134, 1528392130), (268, 764196065), (335, 611356852), (670, 305678426), (1213, 168841340), (1340, 152839213), (2426, 84420670), (4852, 42210335), (6065, 33768268), (12130, 16884134), (24260, 8442067), (81271, 2520020), (126001, 1625420), (162542, 1260010), (252002, 812710), (325084, 630005), (406355, 504004)]