27976360

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:442

約数の個数: 64

約数和(自身を含む): 67003200

約数和(自身を除く): 39026840

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 131, 152, 190, 262, 281, 380, 524, 562, 655, 760, 1048, 1124, 1310, 1405, 2248, 2489, 2620, 2810, 4978, 5240, 5339, 5620, 9956, 10678, 11240, 12445, 19912, 21356, 24890, 26695, 36811, 42712, 49780, 53390, 73622, 99560, 106780, 147244, 184055, 213560, 294488, 368110, 699409, 736220, 1398818, 1472440, 2797636, 3497045, 5595272, 6994090, 13988180, 27976360]

約数ペア:

[(1, 27976360), (2, 13988180), (4, 6994090), (5, 5595272), (8, 3497045), (10, 2797636), (19, 1472440), (20, 1398818), (38, 736220), (40, 699409), (76, 368110), (95, 294488), (131, 213560), (152, 184055), (190, 147244), (262, 106780), (281, 99560), (380, 73622), (524, 53390), (562, 49780), (655, 42712), (760, 36811), (1048, 26695), (1124, 24890), (1310, 21356), (1405, 19912), (2248, 12445), (2489, 11240), (2620, 10678), (2810, 9956), (4978, 5620), (5240, 5339)]