2219340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:846

約数の個数: 48

約数和(自身を含む): 6354432

約数和(自身を除く): 4135092

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 787, 940, 1410, 1574, 2361, 2820, 3148, 3935, 4722, 7870, 9444, 11805, 15740, 23610, 36989, 47220, 73978, 110967, 147956, 184945, 221934, 369890, 443868, 554835, 739780, 1109670, 2219340]

約数ペア:

[(1, 2219340), (2, 1109670), (3, 739780), (4, 554835), (5, 443868), (6, 369890), (10, 221934), (12, 184945), (15, 147956), (20, 110967), (30, 73978), (47, 47220), (60, 36989), (94, 23610), (141, 15740), (188, 11805), (235, 9444), (282, 7870), (470, 4722), (564, 3935), (705, 3148), (787, 2820), (940, 2361), (1410, 1574)]