2578290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{601}}^1$

素因数の和:635

約数の個数: 64

約数和(自身を含む): 7281792

約数和(自身を除く): 4703502

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 110, 130, 143, 165, 195, 286, 330, 390, 429, 601, 715, 858, 1202, 1430, 1803, 2145, 3005, 3606, 4290, 6010, 6611, 7813, 9015, 13222, 15626, 18030, 19833, 23439, 33055, 39065, 39666, 46878, 66110, 78130, 85943, 99165, 117195, 171886, 198330, 234390, 257829, 429715, 515658, 859430, 1289145, 2578290]

約数ペア:

[(1, 2578290), (2, 1289145), (3, 859430), (5, 515658), (6, 429715), (10, 257829), (11, 234390), (13, 198330), (15, 171886), (22, 117195), (26, 99165), (30, 85943), (33, 78130), (39, 66110), (55, 46878), (65, 39666), (66, 39065), (78, 33055), (110, 23439), (130, 19833), (143, 18030), (165, 15626), (195, 13222), (286, 9015), (330, 7813), (390, 6611), (429, 6010), (601, 4290), (715, 3606), (858, 3005), (1202, 2145), (1430, 1803)]