40628704

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{179}}^1$

素因数の和:403

約数の個数: 48

約数和(自身を含む): 82872720

約数和(自身を除く): 42244016

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 173, 179, 328, 346, 358, 656, 692, 716, 1312, 1384, 1432, 2768, 2864, 5536, 5728, 7093, 7339, 14186, 14678, 28372, 29356, 30967, 56744, 58712, 61934, 113488, 117424, 123868, 226976, 234848, 247736, 495472, 990944, 1269647, 2539294, 5078588, 10157176, 20314352, 40628704]

約数ペア:

[(1, 40628704), (2, 20314352), (4, 10157176), (8, 5078588), (16, 2539294), (32, 1269647), (41, 990944), (82, 495472), (164, 247736), (173, 234848), (179, 226976), (328, 123868), (346, 117424), (358, 113488), (656, 61934), (692, 58712), (716, 56744), (1312, 30967), (1384, 29356), (1432, 28372), (2768, 14678), (2864, 14186), (5536, 7339), (5728, 7093)]