2840820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 8043840

約数和(自身を除く): 5203020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 419, 452, 565, 678, 838, 1130, 1257, 1356, 1676, 1695, 2095, 2260, 2514, 3390, 4190, 5028, 6285, 6780, 8380, 12570, 25140, 47347, 94694, 142041, 189388, 236735, 284082, 473470, 568164, 710205, 946940, 1420410, 2840820]

約数ペア:

[(1, 2840820), (2, 1420410), (3, 946940), (4, 710205), (5, 568164), (6, 473470), (10, 284082), (12, 236735), (15, 189388), (20, 142041), (30, 94694), (60, 47347), (113, 25140), (226, 12570), (339, 8380), (419, 6780), (452, 6285), (565, 5028), (678, 4190), (838, 3390), (1130, 2514), (1257, 2260), (1356, 2095), (1676, 1695)]