39992170

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:211

約数の個数: 64

約数和(自身を含む): 79626240

約数和(自身を除く): 39634070

約数列:

[1, 2, 5, 10, 23, 31, 46, 62, 71, 79, 115, 142, 155, 158, 230, 310, 355, 395, 710, 713, 790, 1426, 1633, 1817, 2201, 2449, 3266, 3565, 3634, 4402, 4898, 5609, 7130, 8165, 9085, 11005, 11218, 12245, 16330, 18170, 22010, 24490, 28045, 50623, 56090, 56327, 101246, 112654, 129007, 173879, 253115, 258014, 281635, 347758, 506230, 563270, 645035, 869395, 1290070, 1738790, 3999217, 7998434, 19996085, 39992170]

約数ペア:

[(1, 39992170), (2, 19996085), (5, 7998434), (10, 3999217), (23, 1738790), (31, 1290070), (46, 869395), (62, 645035), (71, 563270), (79, 506230), (115, 347758), (142, 281635), (155, 258014), (158, 253115), (230, 173879), (310, 129007), (355, 112654), (395, 101246), (710, 56327), (713, 56090), (790, 50623), (1426, 28045), (1633, 24490), (1817, 22010), (2201, 18170), (2449, 16330), (3266, 12245), (3565, 11218), (3634, 11005), (4402, 9085), (4898, 8165), (5609, 7130)]