20067900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{151}}^1\times {\mathrm{443}}^1$

素因数の和:611

約数の個数: 72

約数和(自身を含む): 58579584

約数和(自身を除く): 38511684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 151, 300, 302, 443, 453, 604, 755, 886, 906, 1329, 1510, 1772, 1812, 2215, 2265, 2658, 3020, 3775, 4430, 4530, 5316, 6645, 7550, 8860, 9060, 11075, 11325, 13290, 15100, 22150, 22650, 26580, 33225, 44300, 45300, 66450, 66893, 132900, 133786, 200679, 267572, 334465, 401358, 668930, 802716, 1003395, 1337860, 1672325, 2006790, 3344650, 4013580, 5016975, 6689300, 10033950, 20067900]

約数ペア:

[(1, 20067900), (2, 10033950), (3, 6689300), (4, 5016975), (5, 4013580), (6, 3344650), (10, 2006790), (12, 1672325), (15, 1337860), (20, 1003395), (25, 802716), (30, 668930), (50, 401358), (60, 334465), (75, 267572), (100, 200679), (150, 133786), (151, 132900), (300, 66893), (302, 66450), (443, 45300), (453, 44300), (604, 33225), (755, 26580), (886, 22650), (906, 22150), (1329, 15100), (1510, 13290), (1772, 11325), (1812, 11075), (2215, 9060), (2265, 8860), (2658, 7550), (3020, 6645), (3775, 5316), (4430, 4530)]