2089090

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:354

約数の個数: 32

約数和(自身を含む): 4064256

約数和(自身を除く): 1975166

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 115, 155, 230, 293, 310, 586, 713, 1426, 1465, 2930, 3565, 6739, 7130, 9083, 13478, 18166, 33695, 45415, 67390, 90830, 208909, 417818, 1044545, 2089090]

約数ペア:

[(1, 2089090), (2, 1044545), (5, 417818), (10, 208909), (23, 90830), (31, 67390), (46, 45415), (62, 33695), (115, 18166), (155, 13478), (230, 9083), (293, 7130), (310, 6739), (586, 3565), (713, 2930), (1426, 1465)]