621000920

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1\times {\mathrm{2897}}^1$

素因数の和:3164

約数の個数: 64

約数和(自身を含む): 1464765120

約数和(自身を除く): 843764200

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 233, 460, 466, 920, 932, 1165, 1864, 2330, 2897, 4660, 5359, 5794, 9320, 10718, 11588, 14485, 21436, 23176, 26795, 28970, 42872, 53590, 57940, 66631, 107180, 115880, 133262, 214360, 266524, 333155, 533048, 666310, 675001, 1332620, 1350002, 2665240, 2700004, 3375005, 5400008, 6750010, 13500020, 15525023, 27000040, 31050046, 62100092, 77625115, 124200184, 155250230, 310500460, 621000920]

約数ペア:

[(1, 621000920), (2, 310500460), (4, 155250230), (5, 124200184), (8, 77625115), (10, 62100092), (20, 31050046), (23, 27000040), (40, 15525023), (46, 13500020), (92, 6750010), (115, 5400008), (184, 3375005), (230, 2700004), (233, 2665240), (460, 1350002), (466, 1332620), (920, 675001), (932, 666310), (1165, 533048), (1864, 333155), (2330, 266524), (2897, 214360), (4660, 133262), (5359, 115880), (5794, 107180), (9320, 66631), (10718, 57940), (11588, 53590), (14485, 42872), (21436, 28970), (23176, 26795)]