23479520

素因数分解:

$2^5\times 5^1\times {\mathrm{257}}^1\times {\mathrm{571}}^1$

素因数の和:843

約数の個数: 48

約数和(自身を含む): 55783728

約数和(自身を除く): 32304208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 257, 514, 571, 1028, 1142, 1285, 2056, 2284, 2570, 2855, 4112, 4568, 5140, 5710, 8224, 9136, 10280, 11420, 18272, 20560, 22840, 41120, 45680, 91360, 146747, 293494, 586988, 733735, 1173976, 1467470, 2347952, 2934940, 4695904, 5869880, 11739760, 23479520]

約数ペア:

[(1, 23479520), (2, 11739760), (4, 5869880), (5, 4695904), (8, 2934940), (10, 2347952), (16, 1467470), (20, 1173976), (32, 733735), (40, 586988), (80, 293494), (160, 146747), (257, 91360), (514, 45680), (571, 41120), (1028, 22840), (1142, 20560), (1285, 18272), (2056, 11420), (2284, 10280), (2570, 9136), (2855, 8224), (4112, 5710), (4568, 5140)]