26982680

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{211}}^1$

素因数の和:384

約数の個数: 64

約数和(自身を含む): 64108800

約数和(自身を除く): 37126120

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 139, 184, 211, 230, 278, 422, 460, 556, 695, 844, 920, 1055, 1112, 1390, 1688, 2110, 2780, 3197, 4220, 4853, 5560, 6394, 8440, 9706, 12788, 15985, 19412, 24265, 25576, 29329, 31970, 38824, 48530, 58658, 63940, 97060, 117316, 127880, 146645, 194120, 234632, 293290, 586580, 674567, 1173160, 1349134, 2698268, 3372835, 5396536, 6745670, 13491340, 26982680]

約数ペア:

[(1, 26982680), (2, 13491340), (4, 6745670), (5, 5396536), (8, 3372835), (10, 2698268), (20, 1349134), (23, 1173160), (40, 674567), (46, 586580), (92, 293290), (115, 234632), (139, 194120), (184, 146645), (211, 127880), (230, 117316), (278, 97060), (422, 63940), (460, 58658), (556, 48530), (695, 38824), (844, 31970), (920, 29329), (1055, 25576), (1112, 24265), (1390, 19412), (1688, 15985), (2110, 12788), (2780, 9706), (3197, 8440), (4220, 6394), (4853, 5560)]