18824300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 45257520

約数和(自身を除く): 26433220

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 109, 110, 157, 218, 220, 275, 314, 436, 545, 550, 628, 785, 1090, 1100, 1199, 1570, 1727, 2180, 2398, 2725, 3140, 3454, 3925, 4796, 5450, 5995, 6908, 7850, 8635, 10900, 11990, 15700, 17113, 17270, 23980, 29975, 34226, 34540, 43175, 59950, 68452, 85565, 86350, 119900, 171130, 172700, 188243, 342260, 376486, 427825, 752972, 855650, 941215, 1711300, 1882430, 3764860, 4706075, 9412150, 18824300]

約数ペア:

[(1, 18824300), (2, 9412150), (4, 4706075), (5, 3764860), (10, 1882430), (11, 1711300), (20, 941215), (22, 855650), (25, 752972), (44, 427825), (50, 376486), (55, 342260), (100, 188243), (109, 172700), (110, 171130), (157, 119900), (218, 86350), (220, 85565), (275, 68452), (314, 59950), (436, 43175), (545, 34540), (550, 34226), (628, 29975), (785, 23980), (1090, 17270), (1100, 17113), (1199, 15700), (1570, 11990), (1727, 10900), (2180, 8635), (2398, 7850), (2725, 6908), (3140, 5995), (3454, 5450), (3925, 4796)]