1903160

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{971}}^1$

素因数の和:996

約数の個数: 48

約数和(自身を含む): 4986360

約数和(自身を除く): 3083200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 971, 980, 1942, 1960, 3884, 4855, 6797, 7768, 9710, 13594, 19420, 27188, 33985, 38840, 47579, 54376, 67970, 95158, 135940, 190316, 237895, 271880, 380632, 475790, 951580, 1903160]

約数ペア:

[(1, 1903160), (2, 951580), (4, 475790), (5, 380632), (7, 271880), (8, 237895), (10, 190316), (14, 135940), (20, 95158), (28, 67970), (35, 54376), (40, 47579), (49, 38840), (56, 33985), (70, 27188), (98, 19420), (140, 13594), (196, 9710), (245, 7768), (280, 6797), (392, 4855), (490, 3884), (971, 1960), (980, 1942)]