2178920784

素因数分解:

$2^4\times 3^1\times {\mathrm{89}}^1\times {\mathrm{510047}}^1$

素因数の和:510147

約数の個数: 40

約数和(自身を含む): 5692135680

約数和(自身を除く): 3513214896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 89, 178, 267, 356, 534, 712, 1068, 1424, 2136, 4272, 510047, 1020094, 1530141, 2040188, 3060282, 4080376, 6120564, 8160752, 12241128, 24482256, 45394183, 90788366, 136182549, 181576732, 272365098, 363153464, 544730196, 726306928, 1089460392, 2178920784]

約数ペア:

[(1, 2178920784), (2, 1089460392), (3, 726306928), (4, 544730196), (6, 363153464), (8, 272365098), (12, 181576732), (16, 136182549), (24, 90788366), (48, 45394183), (89, 24482256), (178, 12241128), (267, 8160752), (356, 6120564), (534, 4080376), (712, 3060282), (1068, 2040188), (1424, 1530141), (2136, 1020094), (4272, 510047)]