20469900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{6203}}^1$

素因数の和:6231

約数の個数: 72

約数和(自身を含む): 64620864

約数和(自身を除く): 44150964

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 100, 110, 132, 150, 165, 220, 275, 300, 330, 550, 660, 825, 1100, 1650, 3300, 6203, 12406, 18609, 24812, 31015, 37218, 62030, 68233, 74436, 93045, 124060, 136466, 155075, 186090, 204699, 272932, 310150, 341165, 372180, 409398, 465225, 620300, 682330, 818796, 930450, 1023495, 1364660, 1705825, 1860900, 2046990, 3411650, 4093980, 5117475, 6823300, 10234950, 20469900]

約数ペア:

[(1, 20469900), (2, 10234950), (3, 6823300), (4, 5117475), (5, 4093980), (6, 3411650), (10, 2046990), (11, 1860900), (12, 1705825), (15, 1364660), (20, 1023495), (22, 930450), (25, 818796), (30, 682330), (33, 620300), (44, 465225), (50, 409398), (55, 372180), (60, 341165), (66, 310150), (75, 272932), (100, 204699), (110, 186090), (132, 155075), (150, 136466), (165, 124060), (220, 93045), (275, 74436), (300, 68233), (330, 62030), (550, 37218), (660, 31015), (825, 24812), (1100, 18609), (1650, 12406), (3300, 6203)]