4640392

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 9117720

約数和(自身を除く): 4477328

約数列:

[1, 2, 4, 8, 37, 61, 74, 122, 148, 244, 257, 296, 488, 514, 1028, 2056, 2257, 4514, 9028, 9509, 15677, 18056, 19018, 31354, 38036, 62708, 76072, 125416, 580049, 1160098, 2320196, 4640392]

約数ペア:

[(1, 4640392), (2, 2320196), (4, 1160098), (8, 580049), (37, 125416), (61, 76072), (74, 62708), (122, 38036), (148, 31354), (244, 19018), (257, 18056), (296, 15677), (488, 9509), (514, 9028), (1028, 4514), (2056, 2257)]