420171184

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{21757}}^1$

素因数の和:21853

約数の個数: 40

約数和(自身を含む): 874149408

約数和(自身を除く): 453978224

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 71, 136, 142, 272, 284, 568, 1136, 1207, 2414, 4828, 9656, 19312, 21757, 43514, 87028, 174056, 348112, 369869, 739738, 1479476, 1544747, 2958952, 3089494, 5917904, 6178988, 12357976, 24715952, 26260699, 52521398, 105042796, 210085592, 420171184]

約数ペア:

[(1, 420171184), (2, 210085592), (4, 105042796), (8, 52521398), (16, 26260699), (17, 24715952), (34, 12357976), (68, 6178988), (71, 5917904), (136, 3089494), (142, 2958952), (272, 1544747), (284, 1479476), (568, 739738), (1136, 369869), (1207, 348112), (2414, 174056), (4828, 87028), (9656, 43514), (19312, 21757)]