720990568

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{206233}}^1$

素因数の和:206281

約数の個数: 32

約数和(自身を含む): 1484884800

約数和(自身を除く): 763894232

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 874, 1748, 3496, 206233, 412466, 824932, 1649864, 3918427, 4743359, 7836854, 9486718, 15673708, 18973436, 31347416, 37946872, 90123821, 180247642, 360495284, 720990568]

約数ペア:

[(1, 720990568), (2, 360495284), (4, 180247642), (8, 90123821), (19, 37946872), (23, 31347416), (38, 18973436), (46, 15673708), (76, 9486718), (92, 7836854), (152, 4743359), (184, 3918427), (437, 1649864), (874, 824932), (1748, 412466), (3496, 206233)]