20284350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{271}}^1\times {\mathrm{499}}^1$

素因数の和:785

約数の個数: 48

約数和(自身を含む): 50592000

約数和(自身を除く): 30307650

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 271, 499, 542, 813, 998, 1355, 1497, 1626, 2495, 2710, 2994, 4065, 4990, 6775, 7485, 8130, 12475, 13550, 14970, 20325, 24950, 37425, 40650, 74850, 135229, 270458, 405687, 676145, 811374, 1352290, 2028435, 3380725, 4056870, 6761450, 10142175, 20284350]

約数ペア:

[(1, 20284350), (2, 10142175), (3, 6761450), (5, 4056870), (6, 3380725), (10, 2028435), (15, 1352290), (25, 811374), (30, 676145), (50, 405687), (75, 270458), (150, 135229), (271, 74850), (499, 40650), (542, 37425), (813, 24950), (998, 20325), (1355, 14970), (1497, 13550), (1626, 12475), (2495, 8130), (2710, 7485), (2994, 6775), (4065, 4990)]