4255980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{797}}^1$

素因数の和:898

約数の個数: 48

約数和(自身を含む): 12065760

約数和(自身を除く): 7809780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 797, 890, 1068, 1335, 1594, 1780, 2391, 2670, 3188, 3985, 4782, 5340, 7970, 9564, 11955, 15940, 23910, 47820, 70933, 141866, 212799, 283732, 354665, 425598, 709330, 851196, 1063995, 1418660, 2127990, 4255980]

約数ペア:

[(1, 4255980), (2, 2127990), (3, 1418660), (4, 1063995), (5, 851196), (6, 709330), (10, 425598), (12, 354665), (15, 283732), (20, 212799), (30, 141866), (60, 70933), (89, 47820), (178, 23910), (267, 15940), (356, 11955), (445, 9564), (534, 7970), (797, 5340), (890, 4782), (1068, 3985), (1335, 3188), (1594, 2670), (1780, 2391)]