778948130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{178249}}^1$

素因数の和:178298

約数の個数: 32

約数和(自身を含む): 1540080000

約数和(自身を除く): 761131870

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 178249, 356498, 891245, 1782490, 3386731, 4099727, 6773462, 8199454, 16933655, 20498635, 33867310, 40997270, 77894813, 155789626, 389474065, 778948130]

約数ペア:

[(1, 778948130), (2, 389474065), (5, 155789626), (10, 77894813), (19, 40997270), (23, 33867310), (38, 20498635), (46, 16933655), (95, 8199454), (115, 6773462), (190, 4099727), (230, 3386731), (437, 1782490), (874, 891245), (2185, 356498), (4370, 178249)]