210141880

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{404119}}^1$

素因数の和:404143

約数の個数: 32

約数和(自身を含む): 509191200

約数和(自身を除く): 299049320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 404119, 808238, 1616476, 2020595, 3232952, 4041190, 5253547, 8082380, 10507094, 16164760, 21014188, 26267735, 42028376, 52535470, 105070940, 210141880]

約数ペア:

[(1, 210141880), (2, 105070940), (4, 52535470), (5, 42028376), (8, 26267735), (10, 21014188), (13, 16164760), (20, 10507094), (26, 8082380), (40, 5253547), (52, 4041190), (65, 3232952), (104, 2020595), (130, 1616476), (260, 808238), (520, 404119)]