320978056

素因数分解:

$2^3\times 7^1\times {\mathrm{1087}}^1\times {\mathrm{5273}}^1$

素因数の和:6373

約数の個数: 32

約数和(自身を含む): 688573440

約数和(自身を除く): 367595384

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1087, 2174, 4348, 5273, 7609, 8696, 10546, 15218, 21092, 30436, 36911, 42184, 60872, 73822, 147644, 295288, 5731751, 11463502, 22927004, 40122257, 45854008, 80244514, 160489028, 320978056]

約数ペア:

[(1, 320978056), (2, 160489028), (4, 80244514), (7, 45854008), (8, 40122257), (14, 22927004), (28, 11463502), (56, 5731751), (1087, 295288), (2174, 147644), (4348, 73822), (5273, 60872), (7609, 42184), (8696, 36911), (10546, 30436), (15218, 21092)]