240482008

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{37907}}^1$

素因数の和:37987

約数の個数: 32

約数和(自身を含む): 493562160

約数和(自身を除く): 253080152

約数列:

[1, 2, 4, 8, 13, 26, 52, 61, 104, 122, 244, 488, 793, 1586, 3172, 6344, 37907, 75814, 151628, 303256, 492791, 985582, 1971164, 2312327, 3942328, 4624654, 9249308, 18498616, 30060251, 60120502, 120241004, 240482008]

約数ペア:

[(1, 240482008), (2, 120241004), (4, 60120502), (8, 30060251), (13, 18498616), (26, 9249308), (52, 4624654), (61, 3942328), (104, 2312327), (122, 1971164), (244, 985582), (488, 492791), (793, 303256), (1586, 151628), (3172, 75814), (6344, 37907)]