1330688

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:154

約数の個数: 40

約数和(自身を含む): 2798928

約数和(自身を除く): 1468240

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 113, 128, 184, 226, 256, 368, 452, 512, 736, 904, 1472, 1808, 2599, 2944, 3616, 5198, 5888, 7232, 10396, 11776, 14464, 20792, 28928, 41584, 57856, 83168, 166336, 332672, 665344, 1330688]

約数ペア:

[(1, 1330688), (2, 665344), (4, 332672), (8, 166336), (16, 83168), (23, 57856), (32, 41584), (46, 28928), (64, 20792), (92, 14464), (113, 11776), (128, 10396), (184, 7232), (226, 5888), (256, 5198), (368, 3616), (452, 2944), (512, 2599), (736, 1808), (904, 1472)]