27082780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 58746240

約数和(自身を除く): 31663460

約数列:

[1, 2, 4, 5, 10, 20, 61, 79, 122, 158, 244, 281, 305, 316, 395, 562, 610, 790, 1124, 1220, 1405, 1580, 2810, 4819, 5620, 9638, 17141, 19276, 22199, 24095, 34282, 44398, 48190, 68564, 85705, 88796, 96380, 110995, 171410, 221990, 342820, 443980, 1354139, 2708278, 5416556, 6770695, 13541390, 27082780]

約数ペア:

[(1, 27082780), (2, 13541390), (4, 6770695), (5, 5416556), (10, 2708278), (20, 1354139), (61, 443980), (79, 342820), (122, 221990), (158, 171410), (244, 110995), (281, 96380), (305, 88796), (316, 85705), (395, 68564), (562, 48190), (610, 44398), (790, 34282), (1124, 24095), (1220, 22199), (1405, 19276), (1580, 17141), (2810, 9638), (4819, 5620)]