30183860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{5827}}^1$

素因数の和:5880

約数の個数: 48

約数和(自身を含む): 74411904

約数和(自身を除く): 44228044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 140, 148, 185, 259, 370, 518, 740, 1036, 1295, 2590, 5180, 5827, 11654, 23308, 29135, 40789, 58270, 81578, 116540, 163156, 203945, 215599, 407890, 431198, 815780, 862396, 1077995, 1509193, 2155990, 3018386, 4311980, 6036772, 7545965, 15091930, 30183860]

約数ペア:

[(1, 30183860), (2, 15091930), (4, 7545965), (5, 6036772), (7, 4311980), (10, 3018386), (14, 2155990), (20, 1509193), (28, 1077995), (35, 862396), (37, 815780), (70, 431198), (74, 407890), (140, 215599), (148, 203945), (185, 163156), (259, 116540), (370, 81578), (518, 58270), (740, 40789), (1036, 29135), (1295, 23308), (2590, 11654), (5180, 5827)]