2781090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2377}}^1$

素因数の和:2403

約数の個数: 48

約数和(自身を含む): 7790328

約数和(自身を除く): 5009238

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 2377, 4754, 7131, 11885, 14262, 21393, 23770, 30901, 35655, 42786, 61802, 71310, 92703, 106965, 154505, 185406, 213930, 278109, 309010, 463515, 556218, 927030, 1390545, 2781090]

約数ペア:

[(1, 2781090), (2, 1390545), (3, 927030), (5, 556218), (6, 463515), (9, 309010), (10, 278109), (13, 213930), (15, 185406), (18, 154505), (26, 106965), (30, 92703), (39, 71310), (45, 61802), (65, 42786), (78, 35655), (90, 30901), (117, 23770), (130, 21393), (195, 14262), (234, 11885), (390, 7131), (585, 4754), (1170, 2377)]