201973480

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{263}}^2$

素因数の和:610

約数の個数: 48

約数和(自身を含む): 462423780

約数和(自身を除く): 260450300

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 263, 292, 365, 526, 584, 730, 1052, 1315, 1460, 2104, 2630, 2920, 5260, 10520, 19199, 38398, 69169, 76796, 95995, 138338, 153592, 191990, 276676, 345845, 383980, 553352, 691690, 767960, 1383380, 2766760, 5049337, 10098674, 20197348, 25246685, 40394696, 50493370, 100986740, 201973480]

約数ペア:

[(1, 201973480), (2, 100986740), (4, 50493370), (5, 40394696), (8, 25246685), (10, 20197348), (20, 10098674), (40, 5049337), (73, 2766760), (146, 1383380), (263, 767960), (292, 691690), (365, 553352), (526, 383980), (584, 345845), (730, 276676), (1052, 191990), (1315, 153592), (1460, 138338), (2104, 95995), (2630, 76796), (2920, 69169), (5260, 38398), (10520, 19199)]