442119640

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1\times {\mathrm{601}}^1$

素因数の和:1012

約数の個数: 64

約数和(自身を含む): 1018150560

約数和(自身を除く): 576030920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 347, 424, 530, 601, 694, 1060, 1202, 1388, 1735, 2120, 2404, 2776, 3005, 3470, 4808, 6010, 6940, 12020, 13880, 18391, 24040, 31853, 36782, 63706, 73564, 91955, 127412, 147128, 159265, 183910, 208547, 254824, 318530, 367820, 417094, 637060, 735640, 834188, 1042735, 1274120, 1668376, 2085470, 4170940, 8341880, 11052991, 22105982, 44211964, 55264955, 88423928, 110529910, 221059820, 442119640]

約数ペア:

[(1, 442119640), (2, 221059820), (4, 110529910), (5, 88423928), (8, 55264955), (10, 44211964), (20, 22105982), (40, 11052991), (53, 8341880), (106, 4170940), (212, 2085470), (265, 1668376), (347, 1274120), (424, 1042735), (530, 834188), (601, 735640), (694, 637060), (1060, 417094), (1202, 367820), (1388, 318530), (1735, 254824), (2120, 208547), (2404, 183910), (2776, 159265), (3005, 147128), (3470, 127412), (4808, 91955), (6010, 73564), (6940, 63706), (12020, 36782), (13880, 31853), (18391, 24040)]