209219900

素因数分解:

$2^2\times 5^2\times {\mathrm{59}}^1\times {\mathrm{35461}}^1$

素因数の和:35534

約数の個数: 36

約数和(自身を含む): 461715240

約数和(自身を除く): 252495340

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 59, 100, 118, 236, 295, 590, 1180, 1475, 2950, 5900, 35461, 70922, 141844, 177305, 354610, 709220, 886525, 1773050, 2092199, 3546100, 4184398, 8368796, 10460995, 20921990, 41843980, 52304975, 104609950, 209219900]

約数ペア:

[(1, 209219900), (2, 104609950), (4, 52304975), (5, 41843980), (10, 20921990), (20, 10460995), (25, 8368796), (50, 4184398), (59, 3546100), (100, 2092199), (118, 1773050), (236, 886525), (295, 709220), (590, 354610), (1180, 177305), (1475, 141844), (2950, 70922), (5900, 35461)]