2573220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3299}}^1$

素因数の和:3324

約数の個数: 48

約数和(自身を含む): 7761600

約数和(自身を除く): 5188380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 3299, 6598, 9897, 13196, 16495, 19794, 32990, 39588, 42887, 49485, 65980, 85774, 98970, 128661, 171548, 197940, 214435, 257322, 428870, 514644, 643305, 857740, 1286610, 2573220]

約数ペア:

[(1, 2573220), (2, 1286610), (3, 857740), (4, 643305), (5, 514644), (6, 428870), (10, 257322), (12, 214435), (13, 197940), (15, 171548), (20, 128661), (26, 98970), (30, 85774), (39, 65980), (52, 49485), (60, 42887), (65, 39588), (78, 32990), (130, 19794), (156, 16495), (195, 13196), (260, 9897), (390, 6598), (780, 3299)]