40868905

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 66539520

約数和(自身を除く): 25670615

約数列:

[1, 5, 7, 11, 19, 35, 37, 55, 77, 95, 133, 151, 185, 209, 259, 385, 407, 665, 703, 755, 1045, 1057, 1295, 1463, 1661, 2035, 2849, 2869, 3515, 4921, 5285, 5587, 7315, 7733, 8305, 11627, 14245, 14345, 20083, 24605, 27935, 31559, 38665, 39109, 54131, 58135, 61457, 100415, 106153, 157795, 195545, 220913, 270655, 307285, 430199, 530765, 743071, 1104565, 1167683, 2150995, 3715355, 5838415, 8173781, 40868905]

約数ペア:

[(1, 40868905), (5, 8173781), (7, 5838415), (11, 3715355), (19, 2150995), (35, 1167683), (37, 1104565), (55, 743071), (77, 530765), (95, 430199), (133, 307285), (151, 270655), (185, 220913), (209, 195545), (259, 157795), (385, 106153), (407, 100415), (665, 61457), (703, 58135), (755, 54131), (1045, 39109), (1057, 38665), (1295, 31559), (1463, 27935), (1661, 24605), (2035, 20083), (2849, 14345), (2869, 14245), (3515, 11627), (4921, 8305), (5285, 7733), (5587, 7315)]