4352990

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 8151840

約数和(自身を除く): 3798850

約数列:

[1, 2, 5, 10, 67, 73, 89, 134, 146, 178, 335, 365, 445, 670, 730, 890, 4891, 5963, 6497, 9782, 11926, 12994, 24455, 29815, 32485, 48910, 59630, 64970, 435299, 870598, 2176495, 4352990]

約数ペア:

[(1, 4352990), (2, 2176495), (5, 870598), (10, 435299), (67, 64970), (73, 59630), (89, 48910), (134, 32485), (146, 29815), (178, 24455), (335, 12994), (365, 11926), (445, 9782), (670, 6497), (730, 5963), (890, 4891)]