20777300

素因数分解:

$2^2\times 5^2\times {\mathrm{173}}^1\times {\mathrm{1201}}^1$

素因数の和:1388

約数の個数: 36

約数和(自身を含む): 45385116

約数和(自身を除く): 24607816

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 173, 346, 692, 865, 1201, 1730, 2402, 3460, 4325, 4804, 6005, 8650, 12010, 17300, 24020, 30025, 60050, 120100, 207773, 415546, 831092, 1038865, 2077730, 4155460, 5194325, 10388650, 20777300]

約数ペア:

[(1, 20777300), (2, 10388650), (4, 5194325), (5, 4155460), (10, 2077730), (20, 1038865), (25, 831092), (50, 415546), (100, 207773), (173, 120100), (346, 60050), (692, 30025), (865, 24020), (1201, 17300), (1730, 12010), (2402, 8650), (3460, 6005), (4325, 4804)]