1228215520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{1096621}}^1$

素因数の和:1096643

約数の個数: 48

約数和(自身を含む): 3316184928

約数和(自身を除く): 2087969408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 1096621, 2193242, 4386484, 5483105, 7676347, 8772968, 10966210, 15352694, 17545936, 21932420, 30705388, 35091872, 38381735, 43864840, 61410776, 76763470, 87729680, 122821552, 153526940, 175459360, 245643104, 307053880, 614107760, 1228215520]

約数ペア:

[(1, 1228215520), (2, 614107760), (4, 307053880), (5, 245643104), (7, 175459360), (8, 153526940), (10, 122821552), (14, 87729680), (16, 76763470), (20, 61410776), (28, 43864840), (32, 38381735), (35, 35091872), (40, 30705388), (56, 21932420), (70, 17545936), (80, 15352694), (112, 10966210), (140, 8772968), (160, 7676347), (224, 5483105), (280, 4386484), (560, 2193242), (1120, 1096621)]