30926820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13931}}^1$

素因数の和:13980

約数の個数: 48

約数和(自身を含む): 88941888

約数和(自身を除く): 58015068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 13931, 27862, 41793, 55724, 69655, 83586, 139310, 167172, 208965, 278620, 417930, 515447, 835860, 1030894, 1546341, 2061788, 2577235, 3092682, 5154470, 6185364, 7731705, 10308940, 15463410, 30926820]

約数ペア:

[(1, 30926820), (2, 15463410), (3, 10308940), (4, 7731705), (5, 6185364), (6, 5154470), (10, 3092682), (12, 2577235), (15, 2061788), (20, 1546341), (30, 1030894), (37, 835860), (60, 515447), (74, 417930), (111, 278620), (148, 208965), (185, 167172), (222, 139310), (370, 83586), (444, 69655), (555, 55724), (740, 41793), (1110, 27862), (2220, 13931)]