1313584

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:205

約数の個数: 40

約数和(自身を含む): 2790000

約数和(自身を除く): 1476416

約数列:

[1, 2, 4, 8, 16, 19, 29, 38, 58, 76, 116, 149, 152, 232, 298, 304, 464, 551, 596, 1102, 1192, 2204, 2384, 2831, 4321, 4408, 5662, 8642, 8816, 11324, 17284, 22648, 34568, 45296, 69136, 82099, 164198, 328396, 656792, 1313584]

約数ペア:

[(1, 1313584), (2, 656792), (4, 328396), (8, 164198), (16, 82099), (19, 69136), (29, 45296), (38, 34568), (58, 22648), (76, 17284), (116, 11324), (149, 8816), (152, 8642), (232, 5662), (298, 4408), (304, 4321), (464, 2831), (551, 2384), (596, 2204), (1102, 1192)]