40975904

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{307}}^1$

素因数の和:457

約数の個数: 48

約数和(自身を含む): 83670048

約数和(自身を除く): 42694144

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 97, 172, 194, 307, 344, 388, 614, 688, 776, 1228, 1376, 1552, 2456, 3104, 4171, 4912, 8342, 9824, 13201, 16684, 26402, 29779, 33368, 52804, 59558, 66736, 105608, 119116, 133472, 211216, 238232, 422432, 476464, 952928, 1280497, 2560994, 5121988, 10243976, 20487952, 40975904]

約数ペア:

[(1, 40975904), (2, 20487952), (4, 10243976), (8, 5121988), (16, 2560994), (32, 1280497), (43, 952928), (86, 476464), (97, 422432), (172, 238232), (194, 211216), (307, 133472), (344, 119116), (388, 105608), (614, 66736), (688, 59558), (776, 52804), (1228, 33368), (1376, 29779), (1552, 26402), (2456, 16684), (3104, 13201), (4171, 9824), (4912, 8342)]