1295370

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 3467880

約数和(自身を除く): 2172510

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 185, 222, 333, 370, 389, 555, 666, 778, 1110, 1167, 1665, 1945, 2334, 3330, 3501, 3890, 5835, 7002, 11670, 14393, 17505, 28786, 35010, 43179, 71965, 86358, 129537, 143930, 215895, 259074, 431790, 647685, 1295370]

約数ペア:

[(1, 1295370), (2, 647685), (3, 431790), (5, 259074), (6, 215895), (9, 143930), (10, 129537), (15, 86358), (18, 71965), (30, 43179), (37, 35010), (45, 28786), (74, 17505), (90, 14393), (111, 11670), (185, 7002), (222, 5835), (333, 3890), (370, 3501), (389, 3330), (555, 2334), (666, 1945), (778, 1665), (1110, 1167)]